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Finding the Fourth Proportional to 366,761.92, 550,150.56 and 117,443.20

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Solution

The fourth proportional to 366,761.92, 550,150.56 and 117,443.20 is: 176,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,761.92 : 550,150.56 = 117,443.20 : x
  2. Step 2: Convert to fraction form
    366,761.92/550,150.56 = 117,443.20/x
  3. Step 3: Cross multiply
    366,761.92x = 550,150.56 × 117,443.20
  4. Step 4: Simplify right side
    366,761.92x = 64,611,442,248.19
  5. Step 5: Solve for x
    x = 64,611,442,248.19/366,761.92
  6. Step 6: Final answer
    x = 176,167.26

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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.