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Finding the Third Proportional to 8,601.50 and 18,863

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Solution

The third proportional to 8,601.50 and 18,863 is: 41,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.50 : 18,863 = 18,863 : x
  2. Step 2: Convert to fraction form
    8,601.50/18,863 = 18,863/x
  3. Step 3: Cross multiply
    8,601.50x = 18,863 × 18,863
  4. Step 4: Simplify right side
    8,601.50x = 355,812,769
  5. Step 5: Solve for x
    x = 355,812,769/8,601.50
  6. Step 6: Final answer
    x = 41,366.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.