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Finding the Fourth Proportional to 417,044.88, 625,558.32 and 101,503.44

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Solution

The fourth proportional to 417,044.88, 625,558.32 and 101,503.44 is: 152,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,044.88 : 625,558.32 = 101,503.44 : x
  2. Step 2: Convert to fraction form
    417,044.88/625,558.32 = 101,503.44/x
  3. Step 3: Cross multiply
    417,044.88x = 625,558.32 × 101,503.44
  4. Step 4: Simplify right side
    417,044.88x = 63,496,321,400.62
  5. Step 5: Solve for x
    x = 63,496,321,400.62/417,044.88
  6. Step 6: Final answer
    x = 152,252.97

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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.