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Finding the Third Proportional to 825,853.50 and 1,819,338.75

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Solution

The third proportional to 825,853.50 and 1,819,338.75 is: 4,007,966.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,853.50 : 1,819,338.75 = 1,819,338.75 : x
  2. Step 2: Convert to fraction form
    825,853.50/1,819,338.75 = 1,819,338.75/x
  3. Step 3: Cross multiply
    825,853.50x = 1,819,338.75 × 1,819,338.75
  4. Step 4: Simplify right side
    825,853.50x = 3,309,993,487,251.56
  5. Step 5: Solve for x
    x = 3,309,993,487,251.56/825,853.50
  6. Step 6: Final answer
    x = 4,007,966.89

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.