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Finding the Third Proportional to 8,108 and 18,626

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Solution

The third proportional to 8,108 and 18,626 is: 42,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108 : 18,626 = 18,626 : x
  2. Step 2: Convert to fraction form
    8,108/18,626 = 18,626/x
  3. Step 3: Cross multiply
    8,108x = 18,626 × 18,626
  4. Step 4: Simplify right side
    8,108x = 346,927,876
  5. Step 5: Solve for x
    x = 346,927,876/8,108
  6. Step 6: Final answer
    x = 42,788.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.