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Finding the Third Proportional to 110.44 and 214.97

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Solution

The third proportional to 110.44 and 214.97 is: 418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.44 : 214.97 = 214.97 : x
  2. Step 2: Convert to fraction form
    110.44/214.97 = 214.97/x
  3. Step 3: Cross multiply
    110.44x = 214.97 × 214.97
  4. Step 4: Simplify right side
    110.44x = 46,211.56
  5. Step 5: Solve for x
    x = 46,211.56/110.44
  6. Step 6: Final answer
    x = 418.44

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.