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Finding the Third Proportional to 1,219,186 and 2,679,701

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Solution

The third proportional to 1,219,186 and 2,679,701 is: 5,889,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,186 : 2,679,701 = 2,679,701 : x
  2. Step 2: Convert to fraction form
    1,219,186/2,679,701 = 2,679,701/x
  3. Step 3: Cross multiply
    1,219,186x = 2,679,701 × 2,679,701
  4. Step 4: Simplify right side
    1,219,186x = 7,180,797,449,401
  5. Step 5: Solve for x
    x = 7,180,797,449,401/1,219,186
  6. Step 6: Final answer
    x = 5,889,829.32

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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.