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Finding the Third Proportional to 8,885 and 19,137

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Solution

The third proportional to 8,885 and 19,137 is: 41,218.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885 : 19,137 = 19,137 : x
  2. Step 2: Convert to fraction form
    8,885/19,137 = 19,137/x
  3. Step 3: Cross multiply
    8,885x = 19,137 × 19,137
  4. Step 4: Simplify right side
    8,885x = 366,224,769
  5. Step 5: Solve for x
    x = 366,224,769/8,885
  6. Step 6: Final answer
    x = 41,218.32

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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.