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Finding the Third Proportional to 20,463.88 and 43,917.63

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Solution

The third proportional to 20,463.88 and 43,917.63 is: 94,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,463.88 : 43,917.63 = 43,917.63 : x
  2. Step 2: Convert to fraction form
    20,463.88/43,917.63 = 43,917.63/x
  3. Step 3: Cross multiply
    20,463.88x = 43,917.63 × 43,917.63
  4. Step 4: Simplify right side
    20,463.88x = 1,928,757,785.64
  5. Step 5: Solve for x
    x = 1,928,757,785.64/20,463.88
  6. Step 6: Final answer
    x = 94,251.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.