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Finding the Third Proportional to 891,234 and 1,855,902

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Solution

The third proportional to 891,234 and 1,855,902 is: 3,864,722.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,234 : 1,855,902 = 1,855,902 : x
  2. Step 2: Convert to fraction form
    891,234/1,855,902 = 1,855,902/x
  3. Step 3: Cross multiply
    891,234x = 1,855,902 × 1,855,902
  4. Step 4: Simplify right side
    891,234x = 3,444,372,233,604
  5. Step 5: Solve for x
    x = 3,444,372,233,604/891,234
  6. Step 6: Final answer
    x = 3,864,722.66

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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.