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Finding the Third Proportional to 940,122 and 2,218,869

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Solution

The third proportional to 940,122 and 2,218,869 is: 5,236,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,122 : 2,218,869 = 2,218,869 : x
  2. Step 2: Convert to fraction form
    940,122/2,218,869 = 2,218,869/x
  3. Step 3: Cross multiply
    940,122x = 2,218,869 × 2,218,869
  4. Step 4: Simplify right side
    940,122x = 4,923,379,639,161
  5. Step 5: Solve for x
    x = 4,923,379,639,161/940,122
  6. Step 6: Final answer
    x = 5,236,958.22

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.