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Finding the Third Proportional to 1,172,997 and 2,555,937

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Solution

The third proportional to 1,172,997 and 2,555,937 is: 5,569,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,997 : 2,555,937 = 2,555,937 : x
  2. Step 2: Convert to fraction form
    1,172,997/2,555,937 = 2,555,937/x
  3. Step 3: Cross multiply
    1,172,997x = 2,555,937 × 2,555,937
  4. Step 4: Simplify right side
    1,172,997x = 6,532,813,947,969
  5. Step 5: Solve for x
    x = 6,532,813,947,969/1,172,997
  6. Step 6: Final answer
    x = 5,569,335.60

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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.