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Finding the Third Proportional to 862,859.25 and 1,881,451.13

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Solution

The third proportional to 862,859.25 and 1,881,451.13 is: 4,102,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,859.25 : 1,881,451.13 = 1,881,451.13 : x
  2. Step 2: Convert to fraction form
    862,859.25/1,881,451.13 = 1,881,451.13/x
  3. Step 3: Cross multiply
    862,859.25x = 1,881,451.13 × 1,881,451.13
  4. Step 4: Simplify right side
    862,859.25x = 3,539,858,335,763.77
  5. Step 5: Solve for x
    x = 3,539,858,335,763.77/862,859.25
  6. Step 6: Final answer
    x = 4,102,474.81

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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.