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Finding the Third Proportional to 5,179,538 and 8,125,161

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Solution

The third proportional to 5,179,538 and 8,125,161 is: 12,745,971.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,538 : 8,125,161 = 8,125,161 : x
  2. Step 2: Convert to fraction form
    5,179,538/8,125,161 = 8,125,161/x
  3. Step 3: Cross multiply
    5,179,538x = 8,125,161 × 8,125,161
  4. Step 4: Simplify right side
    5,179,538x = 66,018,241,275,921
  5. Step 5: Solve for x
    x = 66,018,241,275,921/5,179,538
  6. Step 6: Final answer
    x = 12,745,971.03

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.