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Finding the Fourth Proportional to 531.48, 733.10 and 334.82

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Solution

The fourth proportional to 531.48, 733.10 and 334.82 is: 461.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.48 : 733.10 = 334.82 : x
  2. Step 2: Convert to fraction form
    531.48/733.10 = 334.82/x
  3. Step 3: Cross multiply
    531.48x = 733.10 × 334.82
  4. Step 4: Simplify right side
    531.48x = 245,456.54
  5. Step 5: Solve for x
    x = 245,456.54/531.48
  6. Step 6: Final answer
    x = 461.84

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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.