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Finding the Fourth Proportional to 232.62, 321.33 and 185.82

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Solution

The fourth proportional to 232.62, 321.33 and 185.82 is: 256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.62 : 321.33 = 185.82 : x
  2. Step 2: Convert to fraction form
    232.62/321.33 = 185.82/x
  3. Step 3: Cross multiply
    232.62x = 321.33 × 185.82
  4. Step 4: Simplify right side
    232.62x = 59,709.54
  5. Step 5: Solve for x
    x = 59,709.54/232.62
  6. Step 6: Final answer
    x = 256.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.