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Finding the Third Proportional to 5,382 and 11,733.75

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Solution

The third proportional to 5,382 and 11,733.75 is: 25,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382 : 11,733.75 = 11,733.75 : x
  2. Step 2: Convert to fraction form
    5,382/11,733.75 = 11,733.75/x
  3. Step 3: Cross multiply
    5,382x = 11,733.75 × 11,733.75
  4. Step 4: Simplify right side
    5,382x = 137,680,889.06
  5. Step 5: Solve for x
    x = 137,680,889.06/5,382
  6. Step 6: Final answer
    x = 25,581.73

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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.