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Finding the Third Proportional to 40,183 and 60,639

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Solution

The third proportional to 40,183 and 60,639 is: 91,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183 : 60,639 = 60,639 : x
  2. Step 2: Convert to fraction form
    40,183/60,639 = 60,639/x
  3. Step 3: Cross multiply
    40,183x = 60,639 × 60,639
  4. Step 4: Simplify right side
    40,183x = 3,677,088,321
  5. Step 5: Solve for x
    x = 3,677,088,321/40,183
  6. Step 6: Final answer
    x = 91,508.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.