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Finding the Third Proportional to 891,198 and 1,855,836

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Solution

The third proportional to 891,198 and 1,855,836 is: 3,864,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,198 : 1,855,836 = 1,855,836 : x
  2. Step 2: Convert to fraction form
    891,198/1,855,836 = 1,855,836/x
  3. Step 3: Cross multiply
    891,198x = 1,855,836 × 1,855,836
  4. Step 4: Simplify right side
    891,198x = 3,444,127,258,896
  5. Step 5: Solve for x
    x = 3,444,127,258,896/891,198
  6. Step 6: Final answer
    x = 3,864,603.89

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.