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Finding the Third Proportional to 20,933.25 and 43,338.75

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Solution

The third proportional to 20,933.25 and 43,338.75 is: 89,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,933.25 : 43,338.75 = 43,338.75 : x
  2. Step 2: Convert to fraction form
    20,933.25/43,338.75 = 43,338.75/x
  3. Step 3: Cross multiply
    20,933.25x = 43,338.75 × 43,338.75
  4. Step 4: Simplify right side
    20,933.25x = 1,878,247,251.56
  5. Step 5: Solve for x
    x = 1,878,247,251.56/20,933.25
  6. Step 6: Final answer
    x = 89,725.54

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.