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Finding the Fourth Proportional to 232.52, 346.78 and 229.44

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Solution

The fourth proportional to 232.52, 346.78 and 229.44 is: 342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.52 : 346.78 = 229.44 : x
  2. Step 2: Convert to fraction form
    232.52/346.78 = 229.44/x
  3. Step 3: Cross multiply
    232.52x = 346.78 × 229.44
  4. Step 4: Simplify right side
    232.52x = 79,565.20
  5. Step 5: Solve for x
    x = 79,565.20/232.52
  6. Step 6: Final answer
    x = 342.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.