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Finding the Fourth Proportional to 416,773.92, 625,160.85 and 192,067.87

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Solution

The fourth proportional to 416,773.92, 625,160.85 and 192,067.87 is: 288,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,773.92 : 625,160.85 = 192,067.87 : x
  2. Step 2: Convert to fraction form
    416,773.92/625,160.85 = 192,067.87/x
  3. Step 3: Cross multiply
    416,773.92x = 625,160.85 × 192,067.87
  4. Step 4: Simplify right side
    416,773.92x = 120,073,312,866.89
  5. Step 5: Solve for x
    x = 120,073,312,866.89/416,773.92
  6. Step 6: Final answer
    x = 288,101.79

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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.