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Finding the Third Proportional to 85,401 and 183,437

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Solution

The third proportional to 85,401 and 183,437 is: 394,013.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,401 : 183,437 = 183,437 : x
  2. Step 2: Convert to fraction form
    85,401/183,437 = 183,437/x
  3. Step 3: Cross multiply
    85,401x = 183,437 × 183,437
  4. Step 4: Simplify right side
    85,401x = 33,649,132,969
  5. Step 5: Solve for x
    x = 33,649,132,969/85,401
  6. Step 6: Final answer
    x = 394,013.34

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.