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Finding the Fourth Proportional to 624,344.65, 861,595.62 and 337,864.72

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Solution

The fourth proportional to 624,344.65, 861,595.62 and 337,864.72 is: 466,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,344.65 : 861,595.62 = 337,864.72 : x
  2. Step 2: Convert to fraction form
    624,344.65/861,595.62 = 337,864.72/x
  3. Step 3: Cross multiply
    624,344.65x = 861,595.62 × 337,864.72
  4. Step 4: Simplify right side
    624,344.65x = 291,102,762,904.53
  5. Step 5: Solve for x
    x = 291,102,762,904.53/624,344.65
  6. Step 6: Final answer
    x = 466,253.32

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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.