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Finding the Fourth Proportional to 624,165.60, 861,348.60 and 337,685.52

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Solution

The fourth proportional to 624,165.60, 861,348.60 and 337,685.52 is: 466,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,165.60 : 861,348.60 = 337,685.52 : x
  2. Step 2: Convert to fraction form
    624,165.60/861,348.60 = 337,685.52/x
  3. Step 3: Cross multiply
    624,165.60x = 861,348.60 × 337,685.52
  4. Step 4: Simplify right side
    624,165.60x = 290,864,949,892.27
  5. Step 5: Solve for x
    x = 290,864,949,892.27/624,165.60
  6. Step 6: Final answer
    x = 466,006.06

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1.5x scale

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.