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Finding the Third Proportional to 86,291 and 184,578

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Solution

The third proportional to 86,291 and 184,578 is: 394,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,291 : 184,578 = 184,578 : x
  2. Step 2: Convert to fraction form
    86,291/184,578 = 184,578/x
  3. Step 3: Cross multiply
    86,291x = 184,578 × 184,578
  4. Step 4: Simplify right side
    86,291x = 34,069,038,084
  5. Step 5: Solve for x
    x = 34,069,038,084/86,291
  6. Step 6: Final answer
    x = 394,815.66

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.