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Finding the Fourth Proportional to 544.91, 751.97 and 296.22

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Solution

The fourth proportional to 544.91, 751.97 and 296.22 is: 408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.91 : 751.97 = 296.22 : x
  2. Step 2: Convert to fraction form
    544.91/751.97 = 296.22/x
  3. Step 3: Cross multiply
    544.91x = 751.97 × 296.22
  4. Step 4: Simplify right side
    544.91x = 222,748.55
  5. Step 5: Solve for x
    x = 222,748.55/544.91
  6. Step 6: Final answer
    x = 408.78

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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.