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Finding the Third Proportional to 107 and 225.25

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Solution

The third proportional to 107 and 225.25 is: 474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107 : 225.25 = 225.25 : x
  2. Step 2: Convert to fraction form
    107/225.25 = 225.25/x
  3. Step 3: Cross multiply
    107x = 225.25 × 225.25
  4. Step 4: Simplify right side
    107x = 50,737.56
  5. Step 5: Solve for x
    x = 50,737.56/107
  6. Step 6: Final answer
    x = 474.18

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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.