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Finding the Third Proportional to 6,959 and 8,805

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Solution

The third proportional to 6,959 and 8,805 is: 11,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959 : 8,805 = 8,805 : x
  2. Step 2: Convert to fraction form
    6,959/8,805 = 8,805/x
  3. Step 3: Cross multiply
    6,959x = 8,805 × 8,805
  4. Step 4: Simplify right side
    6,959x = 77,528,025
  5. Step 5: Solve for x
    x = 77,528,025/6,959
  6. Step 6: Final answer
    x = 11,140.68

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.