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Finding the Fourth Proportional to 232.17, 346.50 and 226.71

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Solution

The fourth proportional to 232.17, 346.50 and 226.71 is: 338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.17 : 346.50 = 226.71 : x
  2. Step 2: Convert to fraction form
    232.17/346.50 = 226.71/x
  3. Step 3: Cross multiply
    232.17x = 346.50 × 226.71
  4. Step 4: Simplify right side
    232.17x = 78,555.02
  5. Step 5: Solve for x
    x = 78,555.02/232.17
  6. Step 6: Final answer
    x = 338.35

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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.