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Finding the Fourth Proportional to 244.92, 367.22 and 129.44

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Solution

The fourth proportional to 244.92, 367.22 and 129.44 is: 194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.92 : 367.22 = 129.44 : x
  2. Step 2: Convert to fraction form
    244.92/367.22 = 129.44/x
  3. Step 3: Cross multiply
    244.92x = 367.22 × 129.44
  4. Step 4: Simplify right side
    244.92x = 47,532.96
  5. Step 5: Solve for x
    x = 47,532.96/244.92
  6. Step 6: Final answer
    x = 194.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.