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Finding the Fourth Proportional to 492.54, 738.51 and 232.38

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Solution

The fourth proportional to 492.54, 738.51 and 232.38 is: 348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.54 : 738.51 = 232.38 : x
  2. Step 2: Convert to fraction form
    492.54/738.51 = 232.38/x
  3. Step 3: Cross multiply
    492.54x = 738.51 × 232.38
  4. Step 4: Simplify right side
    492.54x = 171,614.95
  5. Step 5: Solve for x
    x = 171,614.95/492.54
  6. Step 6: Final answer
    x = 348.43

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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.