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Finding the Third Proportional to 2,486,839 and 3,954,455

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Solution

The third proportional to 2,486,839 and 3,954,455 is: 6,288,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,839 : 3,954,455 = 3,954,455 : x
  2. Step 2: Convert to fraction form
    2,486,839/3,954,455 = 3,954,455/x
  3. Step 3: Cross multiply
    2,486,839x = 3,954,455 × 3,954,455
  4. Step 4: Simplify right side
    2,486,839x = 15,637,714,347,025
  5. Step 5: Solve for x
    x = 15,637,714,347,025/2,486,839
  6. Step 6: Final answer
    x = 6,288,189.28

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.