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Finding the Third Proportional to 2,756 and 6,658

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Solution

The third proportional to 2,756 and 6,658 is: 16,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756 : 6,658 = 6,658 : x
  2. Step 2: Convert to fraction form
    2,756/6,658 = 6,658/x
  3. Step 3: Cross multiply
    2,756x = 6,658 × 6,658
  4. Step 4: Simplify right side
    2,756x = 44,328,964
  5. Step 5: Solve for x
    x = 44,328,964/2,756
  6. Step 6: Final answer
    x = 16,084.53

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.