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Finding the Fourth Proportional to 244.27, 337.17 and 156.92

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Solution

The fourth proportional to 244.27, 337.17 and 156.92 is: 216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.27 : 337.17 = 156.92 : x
  2. Step 2: Convert to fraction form
    244.27/337.17 = 156.92/x
  3. Step 3: Cross multiply
    244.27x = 337.17 × 156.92
  4. Step 4: Simplify right side
    244.27x = 52,908.72
  5. Step 5: Solve for x
    x = 52,908.72/244.27
  6. Step 6: Final answer
    x = 216.60

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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.