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Finding the Third Proportional to 131,441 and 285,027

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Solution

The third proportional to 131,441 and 285,027 is: 618,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,441 : 285,027 = 285,027 : x
  2. Step 2: Convert to fraction form
    131,441/285,027 = 285,027/x
  3. Step 3: Cross multiply
    131,441x = 285,027 × 285,027
  4. Step 4: Simplify right side
    131,441x = 81,240,390,729
  5. Step 5: Solve for x
    x = 81,240,390,729/131,441
  6. Step 6: Final answer
    x = 618,074.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.