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Finding the Third Proportional to 26,859.09 and 40,391.16

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Solution

The third proportional to 26,859.09 and 40,391.16 is: 60,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,859.09 : 40,391.16 = 40,391.16 : x
  2. Step 2: Convert to fraction form
    26,859.09/40,391.16 = 40,391.16/x
  3. Step 3: Cross multiply
    26,859.09x = 40,391.16 × 40,391.16
  4. Step 4: Simplify right side
    26,859.09x = 1,631,445,503.21
  5. Step 5: Solve for x
    x = 1,631,445,503.21/26,859.09
  6. Step 6: Final answer
    x = 60,740.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.