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Finding the Third Proportional to 8,793 and 18,973.25

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Solution

The third proportional to 8,793 and 18,973.25 is: 40,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793 : 18,973.25 = 18,973.25 : x
  2. Step 2: Convert to fraction form
    8,793/18,973.25 = 18,973.25/x
  3. Step 3: Cross multiply
    8,793x = 18,973.25 × 18,973.25
  4. Step 4: Simplify right side
    8,793x = 359,984,215.56
  5. Step 5: Solve for x
    x = 359,984,215.56/8,793
  6. Step 6: Final answer
    x = 40,939.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.