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Finding the Third Proportional to 20,212 and 43,933

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Solution

The third proportional to 20,212 and 43,933 is: 95,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,212 : 43,933 = 43,933 : x
  2. Step 2: Convert to fraction form
    20,212/43,933 = 43,933/x
  3. Step 3: Cross multiply
    20,212x = 43,933 × 43,933
  4. Step 4: Simplify right side
    20,212x = 1,930,108,489
  5. Step 5: Solve for x
    x = 1,930,108,489/20,212
  6. Step 6: Final answer
    x = 95,493.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.