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Finding the Third Proportional to 13,619 and 27,562

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Solution

The third proportional to 13,619 and 27,562 is: 55,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,619 : 27,562 = 27,562 : x
  2. Step 2: Convert to fraction form
    13,619/27,562 = 27,562/x
  3. Step 3: Cross multiply
    13,619x = 27,562 × 27,562
  4. Step 4: Simplify right side
    13,619x = 759,663,844
  5. Step 5: Solve for x
    x = 759,663,844/13,619
  6. Step 6: Final answer
    x = 55,779.71

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.