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Finding the Third Proportional to 6,815 and 9,610

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Solution

The third proportional to 6,815 and 9,610 is: 13,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815 : 9,610 = 9,610 : x
  2. Step 2: Convert to fraction form
    6,815/9,610 = 9,610/x
  3. Step 3: Cross multiply
    6,815x = 9,610 × 9,610
  4. Step 4: Simplify right side
    6,815x = 92,352,100
  5. Step 5: Solve for x
    x = 92,352,100/6,815
  6. Step 6: Final answer
    x = 13,551.30

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.