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Finding the Third Proportional to 108.25 and 244.75

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Solution

The third proportional to 108.25 and 244.75 is: 553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108.25 : 244.75 = 244.75 : x
  2. Step 2: Convert to fraction form
    108.25/244.75 = 244.75/x
  3. Step 3: Cross multiply
    108.25x = 244.75 × 244.75
  4. Step 4: Simplify right side
    108.25x = 59,902.56
  5. Step 5: Solve for x
    x = 59,902.56/108.25
  6. Step 6: Final answer
    x = 553.37

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.