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Finding the Fourth Proportional to 240.13, 358.24 and 232.43

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Solution

The fourth proportional to 240.13, 358.24 and 232.43 is: 346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.13 : 358.24 = 232.43 : x
  2. Step 2: Convert to fraction form
    240.13/358.24 = 232.43/x
  3. Step 3: Cross multiply
    240.13x = 358.24 × 232.43
  4. Step 4: Simplify right side
    240.13x = 83,265.72
  5. Step 5: Solve for x
    x = 83,265.72/240.13
  6. Step 6: Final answer
    x = 346.75

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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.