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Finding the Third Proportional to 851,043.38 and 1,843,921.13

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Solution

The third proportional to 851,043.38 and 1,843,921.13 is: 3,995,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,043.38 : 1,843,921.13 = 1,843,921.13 : x
  2. Step 2: Convert to fraction form
    851,043.38/1,843,921.13 = 1,843,921.13/x
  3. Step 3: Cross multiply
    851,043.38x = 1,843,921.13 × 1,843,921.13
  4. Step 4: Simplify right side
    851,043.38x = 3,400,045,115,221.27
  5. Step 5: Solve for x
    x = 3,400,045,115,221.27/851,043.38
  6. Step 6: Final answer
    x = 3,995,149.03

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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.