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Finding the Third Proportional to 6,752.25 and 7,764.75

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Solution

The third proportional to 6,752.25 and 7,764.75 is: 8,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.25 : 7,764.75 = 7,764.75 : x
  2. Step 2: Convert to fraction form
    6,752.25/7,764.75 = 7,764.75/x
  3. Step 3: Cross multiply
    6,752.25x = 7,764.75 × 7,764.75
  4. Step 4: Simplify right side
    6,752.25x = 60,291,342.56
  5. Step 5: Solve for x
    x = 60,291,342.56/6,752.25
  6. Step 6: Final answer
    x = 8,929.07

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.