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Finding the Third Proportional to 10,778.06 and 16,727.06

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Solution

The third proportional to 10,778.06 and 16,727.06 is: 25,959.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.06 : 16,727.06 = 16,727.06 : x
  2. Step 2: Convert to fraction form
    10,778.06/16,727.06 = 16,727.06/x
  3. Step 3: Cross multiply
    10,778.06x = 16,727.06 × 16,727.06
  4. Step 4: Simplify right side
    10,778.06x = 279,794,619.88
  5. Step 5: Solve for x
    x = 279,794,619.88/10,778.06
  6. Step 6: Final answer
    x = 25,959.64

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.