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Finding the Fourth Proportional to 544.98, 752.08 and 296.31

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Solution

The fourth proportional to 544.98, 752.08 and 296.31 is: 408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.98 : 752.08 = 296.31 : x
  2. Step 2: Convert to fraction form
    544.98/752.08 = 296.31/x
  3. Step 3: Cross multiply
    544.98x = 752.08 × 296.31
  4. Step 4: Simplify right side
    544.98x = 222,850.18
  5. Step 5: Solve for x
    x = 222,850.18/544.98
  6. Step 6: Final answer
    x = 408.92

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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.