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Finding the Fourth Proportional to 425,475.54, 587,154.33 and 234,488.52

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Solution

The fourth proportional to 425,475.54, 587,154.33 and 234,488.52 is: 323,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,475.54 : 587,154.33 = 234,488.52 : x
  2. Step 2: Convert to fraction form
    425,475.54/587,154.33 = 234,488.52/x
  3. Step 3: Cross multiply
    425,475.54x = 587,154.33 × 234,488.52
  4. Step 4: Simplify right side
    425,475.54x = 137,680,949,853.29
  5. Step 5: Solve for x
    x = 137,680,949,853.29/425,475.54
  6. Step 6: Final answer
    x = 323,593.10

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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.