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Finding the Fourth Proportional to 577,025.10, 865,537.65 and 569,151.90

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Solution

The fourth proportional to 577,025.10, 865,537.65 and 569,151.90 is: 853,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,025.10 : 865,537.65 = 569,151.90 : x
  2. Step 2: Convert to fraction form
    577,025.10/865,537.65 = 569,151.90/x
  3. Step 3: Cross multiply
    577,025.10x = 865,537.65 × 569,151.90
  4. Step 4: Simplify right side
    577,025.10x = 492,622,398,019.04
  5. Step 5: Solve for x
    x = 492,622,398,019.04/577,025.10
  6. Step 6: Final answer
    x = 853,727.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.