Finding the Fourth Proportional to 952,685.55, 1,314,700.87 and 522,972.99
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Solution
The fourth proportional to 952,685.55, 1,314,700.87 and 522,972.99 is: 721,699.88
Step by Step Solution
- Step 1: Write the proportion equation
952,685.55 : 1,314,700.87 = 522,972.99 : x - Step 2: Convert to fraction form
952,685.55/1,314,700.87 = 522,972.99/x - Step 3: Cross multiply
952,685.55x = 1,314,700.87 × 522,972.99 - Step 4: Simplify right side
952,685.55x = 687,553,044,939.50 - Step 5: Solve for x
x = 687,553,044,939.50/952,685.55 - Step 6: Final answer
x = 721,699.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.