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Finding the Third Proportional to 107.13 and 227.75

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Solution

The third proportional to 107.13 and 227.75 is: 484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107.13 : 227.75 = 227.75 : x
  2. Step 2: Convert to fraction form
    107.13/227.75 = 227.75/x
  3. Step 3: Cross multiply
    107.13x = 227.75 × 227.75
  4. Step 4: Simplify right side
    107.13x = 51,870.06
  5. Step 5: Solve for x
    x = 51,870.06/107.13
  6. Step 6: Final answer
    x = 484.20

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.