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Finding the Fourth Proportional to 244.71, 366.71 and 122.76

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Solution

The fourth proportional to 244.71, 366.71 and 122.76 is: 183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.71 : 366.71 = 122.76 : x
  2. Step 2: Convert to fraction form
    244.71/366.71 = 122.76/x
  3. Step 3: Cross multiply
    244.71x = 366.71 × 122.76
  4. Step 4: Simplify right side
    244.71x = 45,016.71
  5. Step 5: Solve for x
    x = 45,016.71/244.71
  6. Step 6: Final answer
    x = 183.96

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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.