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Finding the Fourth Proportional to 531.44, 733.10 and 334.88

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Solution

The fourth proportional to 531.44, 733.10 and 334.88 is: 461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.44 : 733.10 = 334.88 : x
  2. Step 2: Convert to fraction form
    531.44/733.10 = 334.88/x
  3. Step 3: Cross multiply
    531.44x = 733.10 × 334.88
  4. Step 4: Simplify right side
    531.44x = 245,495.19
  5. Step 5: Solve for x
    x = 245,495.19/531.44
  6. Step 6: Final answer
    x = 461.95

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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.