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Finding the Third Proportional to 3,079.69 and 6,755.81

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Solution

The third proportional to 3,079.69 and 6,755.81 is: 14,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.69 : 6,755.81 = 6,755.81 : x
  2. Step 2: Convert to fraction form
    3,079.69/6,755.81 = 6,755.81/x
  3. Step 3: Cross multiply
    3,079.69x = 6,755.81 × 6,755.81
  4. Step 4: Simplify right side
    3,079.69x = 45,641,002.54
  5. Step 5: Solve for x
    x = 45,641,002.54/3,079.69
  6. Step 6: Final answer
    x = 14,820.01

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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.