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Finding the Third Proportional to 6,812 and 13,994

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Solution

The third proportional to 6,812 and 13,994 is: 28,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812 : 13,994 = 13,994 : x
  2. Step 2: Convert to fraction form
    6,812/13,994 = 13,994/x
  3. Step 3: Cross multiply
    6,812x = 13,994 × 13,994
  4. Step 4: Simplify right side
    6,812x = 195,832,036
  5. Step 5: Solve for x
    x = 195,832,036/6,812
  6. Step 6: Final answer
    x = 28,748.10

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.