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Finding the Fourth Proportional to 417,077.92, 625,773.48 and 192,545.92

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Solution

The fourth proportional to 417,077.92, 625,773.48 and 192,545.92 is: 288,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,077.92 : 625,773.48 = 192,545.92 : x
  2. Step 2: Convert to fraction form
    417,077.92/625,773.48 = 192,545.92/x
  3. Step 3: Cross multiply
    417,077.92x = 625,773.48 × 192,545.92
  4. Step 4: Simplify right side
    417,077.92x = 120,490,130,418.20
  5. Step 5: Solve for x
    x = 120,490,130,418.20/417,077.92
  6. Step 6: Final answer
    x = 288,891.18

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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.