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Finding the Fourth Proportional to 574,346.11, 861,809.81 and 237,628.41

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Solution

The fourth proportional to 574,346.11, 861,809.81 and 237,628.41 is: 356,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,346.11 : 861,809.81 = 237,628.41 : x
  2. Step 2: Convert to fraction form
    574,346.11/861,809.81 = 237,628.41/x
  3. Step 3: Cross multiply
    574,346.11x = 861,809.81 × 237,628.41
  4. Step 4: Simplify right side
    574,346.11x = 204,790,494,872.70
  5. Step 5: Solve for x
    x = 204,790,494,872.70/574,346.11
  6. Step 6: Final answer
    x = 356,562.87

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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.