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Finding the Fourth Proportional to 227,338.32, 340,600.32 and 138,545.04

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Solution

The fourth proportional to 227,338.32, 340,600.32 and 138,545.04 is: 207,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,338.32 : 340,600.32 = 138,545.04 : x
  2. Step 2: Convert to fraction form
    227,338.32/340,600.32 = 138,545.04/x
  3. Step 3: Cross multiply
    227,338.32x = 340,600.32 × 138,545.04
  4. Step 4: Simplify right side
    227,338.32x = 47,188,484,958.41
  5. Step 5: Solve for x
    x = 47,188,484,958.41/227,338.32
  6. Step 6: Final answer
    x = 207,569.43

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1.5x scale

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.