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Finding the Fourth Proportional to 244.52, 337.47 and 161.80

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Solution

The fourth proportional to 244.52, 337.47 and 161.80 is: 223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.52 : 337.47 = 161.80 : x
  2. Step 2: Convert to fraction form
    244.52/337.47 = 161.80/x
  3. Step 3: Cross multiply
    244.52x = 337.47 × 161.80
  4. Step 4: Simplify right side
    244.52x = 54,600.15
  5. Step 5: Solve for x
    x = 54,600.15/244.52
  6. Step 6: Final answer
    x = 223.30

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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.