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Finding the Fourth Proportional to 625,295.52, 938,118.24 and 251,580.96

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Solution

The fourth proportional to 625,295.52, 938,118.24 and 251,580.96 is: 377,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,295.52 : 938,118.24 = 251,580.96 : x
  2. Step 2: Convert to fraction form
    625,295.52/938,118.24 = 251,580.96/x
  3. Step 3: Cross multiply
    625,295.52x = 938,118.24 × 251,580.96
  4. Step 4: Simplify right side
    625,295.52x = 236,012,687,412.71
  5. Step 5: Solve for x
    x = 236,012,687,412.71/625,295.52
  6. Step 6: Final answer
    x = 377,441.83

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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.