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Finding the Third Proportional to 18,589.50 and 40,516.93

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Solution

The third proportional to 18,589.50 and 40,516.93 is: 88,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589.50 : 40,516.93 = 40,516.93 : x
  2. Step 2: Convert to fraction form
    18,589.50/40,516.93 = 40,516.93/x
  3. Step 3: Cross multiply
    18,589.50x = 40,516.93 × 40,516.93
  4. Step 4: Simplify right side
    18,589.50x = 1,641,621,433.03
  5. Step 5: Solve for x
    x = 1,641,621,433.03/18,589.50
  6. Step 6: Final answer
    x = 88,309.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.