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Finding the Fourth Proportional to 394.96, 592.60 and 232.61

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Solution

The fourth proportional to 394.96, 592.60 and 232.61 is: 349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    394.96 : 592.60 = 232.61 : x
  2. Step 2: Convert to fraction form
    394.96/592.60 = 232.61/x
  3. Step 3: Cross multiply
    394.96x = 592.60 × 232.61
  4. Step 4: Simplify right side
    394.96x = 137,844.69
  5. Step 5: Solve for x
    x = 137,844.69/394.96
  6. Step 6: Final answer
    x = 349.01

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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.