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Finding the Third Proportional to 755,379 and 1,631,400.75

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Solution

The third proportional to 755,379 and 1,631,400.75 is: 3,523,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,379 : 1,631,400.75 = 1,631,400.75 : x
  2. Step 2: Convert to fraction form
    755,379/1,631,400.75 = 1,631,400.75/x
  3. Step 3: Cross multiply
    755,379x = 1,631,400.75 × 1,631,400.75
  4. Step 4: Simplify right side
    755,379x = 2,661,468,407,100.56
  5. Step 5: Solve for x
    x = 2,661,468,407,100.56/755,379
  6. Step 6: Final answer
    x = 3,523,355.04

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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.