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Finding the Third Proportional to 5,322.38 and 11,081.81

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Solution

The third proportional to 5,322.38 and 11,081.81 is: 23,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.38 : 11,081.81 = 11,081.81 : x
  2. Step 2: Convert to fraction form
    5,322.38/11,081.81 = 11,081.81/x
  3. Step 3: Cross multiply
    5,322.38x = 11,081.81 × 11,081.81
  4. Step 4: Simplify right side
    5,322.38x = 122,806,568.29
  5. Step 5: Solve for x
    x = 122,806,568.29/5,322.38
  6. Step 6: Final answer
    x = 23,073.64

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.