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Finding the Third Proportional to 1,797,769.69 and 3,862,350.84

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Solution

The third proportional to 1,797,769.69 and 3,862,350.84 is: 8,297,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,769.69 : 3,862,350.84 = 3,862,350.84 : x
  2. Step 2: Convert to fraction form
    1,797,769.69/3,862,350.84 = 3,862,350.84/x
  3. Step 3: Cross multiply
    1,797,769.69x = 3,862,350.84 × 3,862,350.84
  4. Step 4: Simplify right side
    1,797,769.69x = 14,917,754,040,216.34
  5. Step 5: Solve for x
    x = 14,917,754,040,216.34/1,797,769.69
  6. Step 6: Final answer
    x = 8,297,922.78

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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.