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Finding the Fourth Proportional to 363.96, 502.18 and 232.92

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Solution

The fourth proportional to 363.96, 502.18 and 232.92 is: 321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.96 : 502.18 = 232.92 : x
  2. Step 2: Convert to fraction form
    363.96/502.18 = 232.92/x
  3. Step 3: Cross multiply
    363.96x = 502.18 × 232.92
  4. Step 4: Simplify right side
    363.96x = 116,967.77
  5. Step 5: Solve for x
    x = 116,967.77/363.96
  6. Step 6: Final answer
    x = 321.38

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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.