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Finding the Third Proportional to 36,400 and 55,652

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Solution

The third proportional to 36,400 and 55,652 is: 85,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,400 : 55,652 = 55,652 : x
  2. Step 2: Convert to fraction form
    36,400/55,652 = 55,652/x
  3. Step 3: Cross multiply
    36,400x = 55,652 × 55,652
  4. Step 4: Simplify right side
    36,400x = 3,097,145,104
  5. Step 5: Solve for x
    x = 3,097,145,104/36,400
  6. Step 6: Final answer
    x = 85,086.40

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.