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Finding the Third Proportional to 77,635 and 166,336

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Solution

The third proportional to 77,635 and 166,336 is: 356,381.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,635 : 166,336 = 166,336 : x
  2. Step 2: Convert to fraction form
    77,635/166,336 = 166,336/x
  3. Step 3: Cross multiply
    77,635x = 166,336 × 166,336
  4. Step 4: Simplify right side
    77,635x = 27,667,664,896
  5. Step 5: Solve for x
    x = 27,667,664,896/77,635
  6. Step 6: Final answer
    x = 356,381.33

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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.