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Finding the Fourth Proportional to 395.44, 592.62 and 232.72

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Solution

The fourth proportional to 395.44, 592.62 and 232.72 is: 348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.44 : 592.62 = 232.72 : x
  2. Step 2: Convert to fraction form
    395.44/592.62 = 232.72/x
  3. Step 3: Cross multiply
    395.44x = 592.62 × 232.72
  4. Step 4: Simplify right side
    395.44x = 137,914.53
  5. Step 5: Solve for x
    x = 137,914.53/395.44
  6. Step 6: Final answer
    x = 348.76

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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.