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Finding the Third Proportional to 6,508 and 13,979

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Solution

The third proportional to 6,508 and 13,979 is: 30,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508 : 13,979 = 13,979 : x
  2. Step 2: Convert to fraction form
    6,508/13,979 = 13,979/x
  3. Step 3: Cross multiply
    6,508x = 13,979 × 13,979
  4. Step 4: Simplify right side
    6,508x = 195,412,441
  5. Step 5: Solve for x
    x = 195,412,441/6,508
  6. Step 6: Final answer
    x = 30,026.50

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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.