Finding the Fourth Proportional to 625,685.53, 862,987.41 and 410,747.17
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Solution
The fourth proportional to 625,685.53, 862,987.41 and 410,747.17 is: 566,530.02
Step by Step Solution
- Step 1: Write the proportion equation
625,685.53 : 862,987.41 = 410,747.17 : x - Step 2: Convert to fraction form
625,685.53/862,987.41 = 410,747.17/x - Step 3: Cross multiply
625,685.53x = 862,987.41 × 410,747.17 - Step 4: Simplify right side
625,685.53x = 354,469,636,403.13 - Step 5: Solve for x
x = 354,469,636,403.13/625,685.53 - Step 6: Final answer
x = 566,530.02
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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.