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Finding the Third Proportional to 1,079,876.07 and 2,320,021.97

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Solution

The third proportional to 1,079,876.07 and 2,320,021.97 is: 4,984,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,876.07 : 2,320,021.97 = 2,320,021.97 : x
  2. Step 2: Convert to fraction form
    1,079,876.07/2,320,021.97 = 2,320,021.97/x
  3. Step 3: Cross multiply
    1,079,876.07x = 2,320,021.97 × 2,320,021.97
  4. Step 4: Simplify right side
    1,079,876.07x = 5,382,501,960,174.15
  5. Step 5: Solve for x
    x = 5,382,501,960,174.15/1,079,876.07
  6. Step 6: Final answer
    x = 4,984,370.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.