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Finding the Fourth Proportional to 624,412.04, 861,688.52 and 337,932.16

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Solution

The fourth proportional to 624,412.04, 861,688.52 and 337,932.16 is: 466,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,412.04 : 861,688.52 = 337,932.16 : x
  2. Step 2: Convert to fraction form
    624,412.04/861,688.52 = 337,932.16/x
  3. Step 3: Cross multiply
    624,412.04x = 861,688.52 × 337,932.16
  4. Step 4: Simplify right side
    624,412.04x = 291,192,262,810.80
  5. Step 5: Solve for x
    x = 291,192,262,810.80/624,412.04
  6. Step 6: Final answer
    x = 466,346.33

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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.