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Finding the Third Proportional to 4,124,961 and 8,881,857

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Solution

The third proportional to 4,124,961 and 8,881,857 is: 19,124,395.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124,961 : 8,881,857 = 8,881,857 : x
  2. Step 2: Convert to fraction form
    4,124,961/8,881,857 = 8,881,857/x
  3. Step 3: Cross multiply
    4,124,961x = 8,881,857 × 8,881,857
  4. Step 4: Simplify right side
    4,124,961x = 78,887,383,768,449
  5. Step 5: Solve for x
    x = 78,887,383,768,449/4,124,961
  6. Step 6: Final answer
    x = 19,124,395.06

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.