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Finding the Fourth Proportional to 237,216.92, 327,367.20 and 129,787.00

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Solution

The fourth proportional to 237,216.92, 327,367.20 and 129,787.00 is: 179,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,216.92 : 327,367.20 = 129,787.00 : x
  2. Step 2: Convert to fraction form
    237,216.92/327,367.20 = 129,787.00/x
  3. Step 3: Cross multiply
    237,216.92x = 327,367.20 × 129,787.00
  4. Step 4: Simplify right side
    237,216.92x = 42,488,006,454.68
  5. Step 5: Solve for x
    x = 42,488,006,454.68/237,216.92
  6. Step 6: Final answer
    x = 179,110.36

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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.