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Finding the Fourth Proportional to 531.41, 796.36 and 502.20

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Solution

The fourth proportional to 531.41, 796.36 and 502.20 is: 752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.41 : 796.36 = 502.20 : x
  2. Step 2: Convert to fraction form
    531.41/796.36 = 502.20/x
  3. Step 3: Cross multiply
    531.41x = 796.36 × 502.20
  4. Step 4: Simplify right side
    531.41x = 399,931.99
  5. Step 5: Solve for x
    x = 399,931.99/531.41
  6. Step 6: Final answer
    x = 752.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.