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Finding the Fourth Proportional to 244.23, 337.02 and 140.73

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Solution

The fourth proportional to 244.23, 337.02 and 140.73 is: 194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.23 : 337.02 = 140.73 : x
  2. Step 2: Convert to fraction form
    244.23/337.02 = 140.73/x
  3. Step 3: Cross multiply
    244.23x = 337.02 × 140.73
  4. Step 4: Simplify right side
    244.23x = 47,428.82
  5. Step 5: Solve for x
    x = 47,428.82/244.23
  6. Step 6: Final answer
    x = 194.20

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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.