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Finding the Fourth Proportional to 531.32, 733.16 and 295.26

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Solution

The fourth proportional to 531.32, 733.16 and 295.26 is: 407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.32 : 733.16 = 295.26 : x
  2. Step 2: Convert to fraction form
    531.32/733.16 = 295.26/x
  3. Step 3: Cross multiply
    531.32x = 733.16 × 295.26
  4. Step 4: Simplify right side
    531.32x = 216,471.35
  5. Step 5: Solve for x
    x = 216,471.35/531.32
  6. Step 6: Final answer
    x = 407.43

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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.