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Finding the Third Proportional to 8,850 and 18,501

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Solution

The third proportional to 8,850 and 18,501 is: 38,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850 : 18,501 = 18,501 : x
  2. Step 2: Convert to fraction form
    8,850/18,501 = 18,501/x
  3. Step 3: Cross multiply
    8,850x = 18,501 × 18,501
  4. Step 4: Simplify right side
    8,850x = 342,287,001
  5. Step 5: Solve for x
    x = 342,287,001/8,850
  6. Step 6: Final answer
    x = 38,676.50

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.