Final answer:
To find the area of Mrs. Bird's neighbor's yard, multiply the area of Mrs. Bird's yard by 3.4.
Step-by-step explanation:
To find the area of Mrs. Bird's neighbor's yard, we need to multiply the area of Mrs. Bird's yard by 3.4, since her neighbor's yard is 3.4 times larger. The area of Mrs. Bird's yard is 225.2 square yards, so the area of her neighbor's yard would be 225.2 * 3.4 = 765.68 square yards.