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Finding the Fourth Proportional to 244.92, 367.67 and 129.33

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Solution

The fourth proportional to 244.92, 367.67 and 129.33 is: 194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.92 : 367.67 = 129.33 : x
  2. Step 2: Convert to fraction form
    244.92/367.67 = 129.33/x
  3. Step 3: Cross multiply
    244.92x = 367.67 × 129.33
  4. Step 4: Simplify right side
    244.92x = 47,551.08
  5. Step 5: Solve for x
    x = 47,551.08/244.92
  6. Step 6: Final answer
    x = 194.15

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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.