Final answer:
To find x in the equation 120:x .5, set up a proportion and solve for x. The answer is 60.
Step-by-step explanation:
To find x in the equation 120:x .5, we need to set up a proportion. The equation can be written as 120/1 = x/.5.
Next, we cross multiply to solve for x, giving us x = (120 * .5)/1 = 60. Therefore, the answer is 60.