Final answer:
Mining, ranching, and farming were important economic activities in the late nineteenth century that shaped the West. Mining attracted miners looking to strike it rich quickly, while ranching met the demand for beef in eastern markets. Farming, supported by improved equipment and railroad expansion, saw large farms succeeding through economies of scale.
Step-by-step explanation:
Mining, ranching, and farming played significant roles in shaping the West during the late nineteenth century. Mining attracted thousands of miners looking to strike it rich quickly, while ranching capitalized on the demand for beef in eastern markets. Farming, supported by improved farm equipment and railroad expansion, led to large farms succeeding through economies of scale. Ultimately, individual efforts in mining and ranching transformed into big business endeavors.