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Finding the Fourth Proportional to 176,472.90, 264,320.55 and 156,773.70

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Solution

The fourth proportional to 176,472.90, 264,320.55 and 156,773.70 is: 234,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,472.90 : 264,320.55 = 156,773.70 : x
  2. Step 2: Convert to fraction form
    176,472.90/264,320.55 = 156,773.70/x
  3. Step 3: Cross multiply
    176,472.90x = 264,320.55 × 156,773.70
  4. Step 4: Simplify right side
    176,472.90x = 41,438,510,609.54
  5. Step 5: Solve for x
    x = 41,438,510,609.54/176,472.90
  6. Step 6: Final answer
    x = 234,815.15

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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.