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Finding the Third Proportional to 4,019,673 and 8,760,891

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Solution

The third proportional to 4,019,673 and 8,760,891 is: 19,094,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019,673 : 8,760,891 = 8,760,891 : x
  2. Step 2: Convert to fraction form
    4,019,673/8,760,891 = 8,760,891/x
  3. Step 3: Cross multiply
    4,019,673x = 8,760,891 × 8,760,891
  4. Step 4: Simplify right side
    4,019,673x = 76,753,211,113,881
  5. Step 5: Solve for x
    x = 76,753,211,113,881/4,019,673
  6. Step 6: Final answer
    x = 19,094,391.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.