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Finding the Fourth Proportional to 249.71, 374.09 and 232.83

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Solution

The fourth proportional to 249.71, 374.09 and 232.83 is: 348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.71 : 374.09 = 232.83 : x
  2. Step 2: Convert to fraction form
    249.71/374.09 = 232.83/x
  3. Step 3: Cross multiply
    249.71x = 374.09 × 232.83
  4. Step 4: Simplify right side
    249.71x = 87,098.21
  5. Step 5: Solve for x
    x = 87,098.21/249.71
  6. Step 6: Final answer
    x = 348.80

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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.