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Finding the Third Proportional to 1,188,081 and 2,560,923

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Solution

The third proportional to 1,188,081 and 2,560,923 is: 5,520,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,081 : 2,560,923 = 2,560,923 : x
  2. Step 2: Convert to fraction form
    1,188,081/2,560,923 = 2,560,923/x
  3. Step 3: Cross multiply
    1,188,081x = 2,560,923 × 2,560,923
  4. Step 4: Simplify right side
    1,188,081x = 6,558,326,611,929
  5. Step 5: Solve for x
    x = 6,558,326,611,929/1,188,081
  6. Step 6: Final answer
    x = 5,520,100.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.