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Finding the Fourth Proportional to 232.52, 346.49 and 225.19

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Solution

The fourth proportional to 232.52, 346.49 and 225.19 is: 335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.52 : 346.49 = 225.19 : x
  2. Step 2: Convert to fraction form
    232.52/346.49 = 225.19/x
  3. Step 3: Cross multiply
    232.52x = 346.49 × 225.19
  4. Step 4: Simplify right side
    232.52x = 78,025.78
  5. Step 5: Solve for x
    x = 78,025.78/232.52
  6. Step 6: Final answer
    x = 335.56

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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.