Finding the Fourth Proportional to 716,212.08, 1,072,244.52 and 539,463.60
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Solution
The fourth proportional to 716,212.08, 1,072,244.52 and 539,463.60 is: 807,633.53
Step by Step Solution
- Step 1: Write the proportion equation
716,212.08 : 1,072,244.52 = 539,463.60 : x - Step 2: Convert to fraction form
716,212.08/1,072,244.52 = 539,463.60/x - Step 3: Cross multiply
716,212.08x = 1,072,244.52 × 539,463.60 - Step 4: Simplify right side
716,212.08x = 578,436,888,839.47 - Step 5: Solve for x
x = 578,436,888,839.47/716,212.08 - Step 6: Final answer
x = 807,633.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.