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Finding the Third Proportional to 1,891,874 and 4,203,652

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Solution

The third proportional to 1,891,874 and 4,203,652 is: 9,340,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,874 : 4,203,652 = 4,203,652 : x
  2. Step 2: Convert to fraction form
    1,891,874/4,203,652 = 4,203,652/x
  3. Step 3: Cross multiply
    1,891,874x = 4,203,652 × 4,203,652
  4. Step 4: Simplify right side
    1,891,874x = 17,670,690,137,104
  5. Step 5: Solve for x
    x = 17,670,690,137,104/1,891,874
  6. Step 6: Final answer
    x = 9,340,310.26

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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.