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Finding the Third Proportional to 3,308 and 8,999

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Solution

The third proportional to 3,308 and 8,999 is: 24,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308 : 8,999 = 8,999 : x
  2. Step 2: Convert to fraction form
    3,308/8,999 = 8,999/x
  3. Step 3: Cross multiply
    3,308x = 8,999 × 8,999
  4. Step 4: Simplify right side
    3,308x = 80,982,001
  5. Step 5: Solve for x
    x = 80,982,001/3,308
  6. Step 6: Final answer
    x = 24,480.65

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Why These Related Problems?

These problems maintain the same ratio (2.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.