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Finding the Fourth Proportional to 494,553.60, 741,830.40 and 437,472.90

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Solution

The fourth proportional to 494,553.60, 741,830.40 and 437,472.90 is: 656,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,553.60 : 741,830.40 = 437,472.90 : x
  2. Step 2: Convert to fraction form
    494,553.60/741,830.40 = 437,472.90/x
  3. Step 3: Cross multiply
    494,553.60x = 741,830.40 × 437,472.90
  4. Step 4: Simplify right side
    494,553.60x = 324,530,696,396.16
  5. Step 5: Solve for x
    x = 324,530,696,396.16/494,553.60
  6. Step 6: Final answer
    x = 656,209.35

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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.