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Finding the Fourth Proportional to 244.56, 337.42 and 151.38

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Solution

The fourth proportional to 244.56, 337.42 and 151.38 is: 208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.56 : 337.42 = 151.38 : x
  2. Step 2: Convert to fraction form
    244.56/337.42 = 151.38/x
  3. Step 3: Cross multiply
    244.56x = 337.42 × 151.38
  4. Step 4: Simplify right side
    244.56x = 51,078.64
  5. Step 5: Solve for x
    x = 51,078.64/244.56
  6. Step 6: Final answer
    x = 208.86

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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.