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Finding the Third Proportional to 13,334.63 and 20,550.38

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Solution

The third proportional to 13,334.63 and 20,550.38 is: 31,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.63 : 20,550.38 = 20,550.38 : x
  2. Step 2: Convert to fraction form
    13,334.63/20,550.38 = 20,550.38/x
  3. Step 3: Cross multiply
    13,334.63x = 20,550.38 × 20,550.38
  4. Step 4: Simplify right side
    13,334.63x = 422,317,912.64
  5. Step 5: Solve for x
    x = 422,317,912.64/13,334.63
  6. Step 6: Final answer
    x = 31,670.78

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.