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Finding the Fourth Proportional to 531.01, 732.12 and 365.35

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Solution

The fourth proportional to 531.01, 732.12 and 365.35 is: 503.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.01 : 732.12 = 365.35 : x
  2. Step 2: Convert to fraction form
    531.01/732.12 = 365.35/x
  3. Step 3: Cross multiply
    531.01x = 732.12 × 365.35
  4. Step 4: Simplify right side
    531.01x = 267,480.04
  5. Step 5: Solve for x
    x = 267,480.04/531.01
  6. Step 6: Final answer
    x = 503.72

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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.