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Finding the Third Proportional to 766,857.38 and 1,660,645.13

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Solution

The third proportional to 766,857.38 and 1,660,645.13 is: 3,596,160.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,857.38 : 1,660,645.13 = 1,660,645.13 : x
  2. Step 2: Convert to fraction form
    766,857.38/1,660,645.13 = 1,660,645.13/x
  3. Step 3: Cross multiply
    766,857.38x = 1,660,645.13 × 1,660,645.13
  4. Step 4: Simplify right side
    766,857.38x = 2,757,742,231,186.27
  5. Step 5: Solve for x
    x = 2,757,742,231,186.27/766,857.38
  6. Step 6: Final answer
    x = 3,596,160.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.