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Finding the Third Proportional to 212 and 244

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Solution

The third proportional to 212 and 244 is: 280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    212 : 244 = 244 : x
  2. Step 2: Convert to fraction form
    212/244 = 244/x
  3. Step 3: Cross multiply
    212x = 244 × 244
  4. Step 4: Simplify right side
    212x = 59,536
  5. Step 5: Solve for x
    x = 59,536/212
  6. Step 6: Final answer
    x = 280.83

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.