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Finding the Third Proportional to 2,001.38 and 2,796.19

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Solution

The third proportional to 2,001.38 and 2,796.19 is: 3,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.38 : 2,796.19 = 2,796.19 : x
  2. Step 2: Convert to fraction form
    2,001.38/2,796.19 = 2,796.19/x
  3. Step 3: Cross multiply
    2,001.38x = 2,796.19 × 2,796.19
  4. Step 4: Simplify right side
    2,001.38x = 7,818,664.54
  5. Step 5: Solve for x
    x = 7,818,664.54/2,001.38
  6. Step 6: Final answer
    x = 3,906.65

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.