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Finding the Third Proportional to 6,772 and 8,930

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Solution

The third proportional to 6,772 and 8,930 is: 11,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772 : 8,930 = 8,930 : x
  2. Step 2: Convert to fraction form
    6,772/8,930 = 8,930/x
  3. Step 3: Cross multiply
    6,772x = 8,930 × 8,930
  4. Step 4: Simplify right side
    6,772x = 79,744,900
  5. Step 5: Solve for x
    x = 79,744,900/6,772
  6. Step 6: Final answer
    x = 11,775.68

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.