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Finding the Third Proportional to 20,895 and 45,924

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Solution

The third proportional to 20,895 and 45,924 is: 100,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,895 : 45,924 = 45,924 : x
  2. Step 2: Convert to fraction form
    20,895/45,924 = 45,924/x
  3. Step 3: Cross multiply
    20,895x = 45,924 × 45,924
  4. Step 4: Simplify right side
    20,895x = 2,109,013,776
  5. Step 5: Solve for x
    x = 2,109,013,776/20,895
  6. Step 6: Final answer
    x = 100,933.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.