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Finding the Third Proportional to 6,756 and 9,086

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Solution

The third proportional to 6,756 and 9,086 is: 12,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756 : 9,086 = 9,086 : x
  2. Step 2: Convert to fraction form
    6,756/9,086 = 9,086/x
  3. Step 3: Cross multiply
    6,756x = 9,086 × 9,086
  4. Step 4: Simplify right side
    6,756x = 82,555,396
  5. Step 5: Solve for x
    x = 82,555,396/6,756
  6. Step 6: Final answer
    x = 12,219.57

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.