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Finding the Third Proportional to 755,843.91 and 1,644,540.47

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Solution

The third proportional to 755,843.91 and 1,644,540.47 is: 3,578,137.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,843.91 : 1,644,540.47 = 1,644,540.47 : x
  2. Step 2: Convert to fraction form
    755,843.91/1,644,540.47 = 1,644,540.47/x
  3. Step 3: Cross multiply
    755,843.91x = 1,644,540.47 × 1,644,540.47
  4. Step 4: Simplify right side
    755,843.91x = 2,704,513,353,356.47
  5. Step 5: Solve for x
    x = 2,704,513,353,356.47/755,843.91
  6. Step 6: Final answer
    x = 3,578,137.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.