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Finding the Third Proportional to 873,405.75 and 1,900,584.75

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Solution

The third proportional to 873,405.75 and 1,900,584.75 is: 4,135,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,405.75 : 1,900,584.75 = 1,900,584.75 : x
  2. Step 2: Convert to fraction form
    873,405.75/1,900,584.75 = 1,900,584.75/x
  3. Step 3: Cross multiply
    873,405.75x = 1,900,584.75 × 1,900,584.75
  4. Step 4: Simplify right side
    873,405.75x = 3,612,222,391,932.56
  5. Step 5: Solve for x
    x = 3,612,222,391,932.56/873,405.75
  6. Step 6: Final answer
    x = 4,135,789.57

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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.