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Finding the Fourth Proportional to 244.96, 338.04 and 140.02

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Solution

The fourth proportional to 244.96, 338.04 and 140.02 is: 193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.96 : 338.04 = 140.02 : x
  2. Step 2: Convert to fraction form
    244.96/338.04 = 140.02/x
  3. Step 3: Cross multiply
    244.96x = 338.04 × 140.02
  4. Step 4: Simplify right side
    244.96x = 47,332.36
  5. Step 5: Solve for x
    x = 47,332.36/244.96
  6. Step 6: Final answer
    x = 193.22

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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.