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Finding the Third Proportional to 609,596 and 1,339,857

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Solution

The third proportional to 609,596 and 1,339,857 is: 2,944,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,596 : 1,339,857 = 1,339,857 : x
  2. Step 2: Convert to fraction form
    609,596/1,339,857 = 1,339,857/x
  3. Step 3: Cross multiply
    609,596x = 1,339,857 × 1,339,857
  4. Step 4: Simplify right side
    609,596x = 1,795,216,780,449
  5. Step 5: Solve for x
    x = 1,795,216,780,449/609,596
  6. Step 6: Final answer
    x = 2,944,928.74

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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.