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Finding the Third Proportional to 2,742 and 6,015

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Solution

The third proportional to 2,742 and 6,015 is: 13,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742 : 6,015 = 6,015 : x
  2. Step 2: Convert to fraction form
    2,742/6,015 = 6,015/x
  3. Step 3: Cross multiply
    2,742x = 6,015 × 6,015
  4. Step 4: Simplify right side
    2,742x = 36,180,225
  5. Step 5: Solve for x
    x = 36,180,225/2,742
  6. Step 6: Final answer
    x = 13,194.83

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.