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Finding the Third Proportional to 227.44 and 480.38

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Solution

The third proportional to 227.44 and 480.38 is: 1,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.44 : 480.38 = 480.38 : x
  2. Step 2: Convert to fraction form
    227.44/480.38 = 480.38/x
  3. Step 3: Cross multiply
    227.44x = 480.38 × 480.38
  4. Step 4: Simplify right side
    227.44x = 230,760.14
  5. Step 5: Solve for x
    x = 230,760.14/227.44
  6. Step 6: Final answer
    x = 1,014.61

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.