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Finding the Fourth Proportional to 232.46, 349.11 and 180.90

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Solution

The fourth proportional to 232.46, 349.11 and 180.90 is: 271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.46 : 349.11 = 180.90 : x
  2. Step 2: Convert to fraction form
    232.46/349.11 = 180.90/x
  3. Step 3: Cross multiply
    232.46x = 349.11 × 180.90
  4. Step 4: Simplify right side
    232.46x = 63,154.00
  5. Step 5: Solve for x
    x = 63,154.00/232.46
  6. Step 6: Final answer
    x = 271.68

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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.