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Finding the Third Proportional to 40,729.50 and 59,589

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Solution

The third proportional to 40,729.50 and 59,589 is: 87,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,729.50 : 59,589 = 59,589 : x
  2. Step 2: Convert to fraction form
    40,729.50/59,589 = 59,589/x
  3. Step 3: Cross multiply
    40,729.50x = 59,589 × 59,589
  4. Step 4: Simplify right side
    40,729.50x = 3,550,848,921
  5. Step 5: Solve for x
    x = 3,550,848,921/40,729.50
  6. Step 6: Final answer
    x = 87,181.25

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.