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Finding the Fourth Proportional to 531.04, 732.58 and 344.59

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Solution

The fourth proportional to 531.04, 732.58 and 344.59 is: 475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.04 : 732.58 = 344.59 : x
  2. Step 2: Convert to fraction form
    531.04/732.58 = 344.59/x
  3. Step 3: Cross multiply
    531.04x = 732.58 × 344.59
  4. Step 4: Simplify right side
    531.04x = 252,441.95
  5. Step 5: Solve for x
    x = 252,441.95/531.04
  6. Step 6: Final answer
    x = 475.37

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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.