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Finding the Third Proportional to 844,656 and 1,878,192

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Solution

The third proportional to 844,656 and 1,878,192 is: 4,176,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,656 : 1,878,192 = 1,878,192 : x
  2. Step 2: Convert to fraction form
    844,656/1,878,192 = 1,878,192/x
  3. Step 3: Cross multiply
    844,656x = 1,878,192 × 1,878,192
  4. Step 4: Simplify right side
    844,656x = 3,527,605,188,864
  5. Step 5: Solve for x
    x = 3,527,605,188,864/844,656
  6. Step 6: Final answer
    x = 4,176,380.90

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.