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Finding the Third Proportional to 36,079.50 and 84,258

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Solution

The third proportional to 36,079.50 and 84,258 is: 196,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,079.50 : 84,258 = 84,258 : x
  2. Step 2: Convert to fraction form
    36,079.50/84,258 = 84,258/x
  3. Step 3: Cross multiply
    36,079.50x = 84,258 × 84,258
  4. Step 4: Simplify right side
    36,079.50x = 7,099,410,564
  5. Step 5: Solve for x
    x = 7,099,410,564/36,079.50
  6. Step 6: Final answer
    x = 196,771.31

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.