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Finding the Third Proportional to 325,422 and 500,523.75

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Solution

The third proportional to 325,422 and 500,523.75 is: 769,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,422 : 500,523.75 = 500,523.75 : x
  2. Step 2: Convert to fraction form
    325,422/500,523.75 = 500,523.75/x
  3. Step 3: Cross multiply
    325,422x = 500,523.75 × 500,523.75
  4. Step 4: Simplify right side
    325,422x = 250,524,024,314.06
  5. Step 5: Solve for x
    x = 250,524,024,314.06/325,422
  6. Step 6: Final answer
    x = 769,843.54

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.