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Finding the Fourth Proportional to 624,245.22, 861,452.28 and 337,759.02

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Solution

The fourth proportional to 624,245.22, 861,452.28 and 337,759.02 is: 466,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,245.22 : 861,452.28 = 337,759.02 : x
  2. Step 2: Convert to fraction form
    624,245.22/861,452.28 = 337,759.02/x
  3. Step 3: Cross multiply
    624,245.22x = 861,452.28 × 337,759.02
  4. Step 4: Simplify right side
    624,245.22x = 290,963,277,869.57
  5. Step 5: Solve for x
    x = 290,963,277,869.57/624,245.22
  6. Step 6: Final answer
    x = 466,104.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.