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Finding the Third Proportional to 3,080 and 6,601

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Solution

The third proportional to 3,080 and 6,601 is: 14,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080 : 6,601 = 6,601 : x
  2. Step 2: Convert to fraction form
    3,080/6,601 = 6,601/x
  3. Step 3: Cross multiply
    3,080x = 6,601 × 6,601
  4. Step 4: Simplify right side
    3,080x = 43,573,201
  5. Step 5: Solve for x
    x = 43,573,201/3,080
  6. Step 6: Final answer
    x = 14,147.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.