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Finding the Third Proportional to 20,876.25 and 36,792.75

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Solution

The third proportional to 20,876.25 and 36,792.75 is: 64,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,876.25 : 36,792.75 = 36,792.75 : x
  2. Step 2: Convert to fraction form
    20,876.25/36,792.75 = 36,792.75/x
  3. Step 3: Cross multiply
    20,876.25x = 36,792.75 × 36,792.75
  4. Step 4: Simplify right side
    20,876.25x = 1,353,706,452.56
  5. Step 5: Solve for x
    x = 1,353,706,452.56/20,876.25
  6. Step 6: Final answer
    x = 64,844.33

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.