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Finding the Third Proportional to 1,110,296 and 2,388,991

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Solution

The third proportional to 1,110,296 and 2,388,991 is: 5,140,321.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,296 : 2,388,991 = 2,388,991 : x
  2. Step 2: Convert to fraction form
    1,110,296/2,388,991 = 2,388,991/x
  3. Step 3: Cross multiply
    1,110,296x = 2,388,991 × 2,388,991
  4. Step 4: Simplify right side
    1,110,296x = 5,707,277,998,081
  5. Step 5: Solve for x
    x = 5,707,277,998,081/1,110,296
  6. Step 6: Final answer
    x = 5,140,321.14

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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.