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Finding the Third Proportional to 1,885,698 and 2,855,939

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Solution

The third proportional to 1,885,698 and 2,855,939 is: 4,325,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,698 : 2,855,939 = 2,855,939 : x
  2. Step 2: Convert to fraction form
    1,885,698/2,855,939 = 2,855,939/x
  3. Step 3: Cross multiply
    1,885,698x = 2,855,939 × 2,855,939
  4. Step 4: Simplify right side
    1,885,698x = 8,156,387,571,721
  5. Step 5: Solve for x
    x = 8,156,387,571,721/1,885,698
  6. Step 6: Final answer
    x = 4,325,394.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.