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Finding the Third Proportional to 1,091,107.97 and 2,388,614.06

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Solution

The third proportional to 1,091,107.97 and 2,388,614.06 is: 5,229,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,107.97 : 2,388,614.06 = 2,388,614.06 : x
  2. Step 2: Convert to fraction form
    1,091,107.97/2,388,614.06 = 2,388,614.06/x
  3. Step 3: Cross multiply
    1,091,107.97x = 2,388,614.06 × 2,388,614.06
  4. Step 4: Simplify right side
    1,091,107.97x = 5,705,477,139,572.75
  5. Step 5: Solve for x
    x = 5,705,477,139,572.75/1,091,107.97
  6. Step 6: Final answer
    x = 5,229,067.43

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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.