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Finding the Fourth Proportional to 531.54, 733.03 and 344.83

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Solution

The fourth proportional to 531.54, 733.03 and 344.83 is: 475.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.54 : 733.03 = 344.83 : x
  2. Step 2: Convert to fraction form
    531.54/733.03 = 344.83/x
  3. Step 3: Cross multiply
    531.54x = 733.03 × 344.83
  4. Step 4: Simplify right side
    531.54x = 252,770.73
  5. Step 5: Solve for x
    x = 252,770.73/531.54
  6. Step 6: Final answer
    x = 475.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.