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Finding the Third Proportional to 27,863 and 61,237

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Solution

The third proportional to 27,863 and 61,237 is: 134,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,863 : 61,237 = 61,237 : x
  2. Step 2: Convert to fraction form
    27,863/61,237 = 61,237/x
  3. Step 3: Cross multiply
    27,863x = 61,237 × 61,237
  4. Step 4: Simplify right side
    27,863x = 3,749,970,169
  5. Step 5: Solve for x
    x = 3,749,970,169/27,863
  6. Step 6: Final answer
    x = 134,586.02

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.