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Finding the Fourth Proportional to 1,951,983.83, 2,693,226.92 and 1,124,854.97

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Solution

The fourth proportional to 1,951,983.83, 2,693,226.92 and 1,124,854.97 is: 1,552,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,983.83 : 2,693,226.92 = 1,124,854.97 : x
  2. Step 2: Convert to fraction form
    1,951,983.83/2,693,226.92 = 1,124,854.97/x
  3. Step 3: Cross multiply
    1,951,983.83x = 2,693,226.92 × 1,124,854.97
  4. Step 4: Simplify right side
    1,951,983.83x = 3,029,489,667,209.38
  5. Step 5: Solve for x
    x = 3,029,489,667,209.38/1,951,983.83
  6. Step 6: Final answer
    x = 1,552,005.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.