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Finding the Third Proportional to 28,214 and 60,682

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Solution

The third proportional to 28,214 and 60,682 is: 130,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214 : 60,682 = 60,682 : x
  2. Step 2: Convert to fraction form
    28,214/60,682 = 60,682/x
  3. Step 3: Cross multiply
    28,214x = 60,682 × 60,682
  4. Step 4: Simplify right side
    28,214x = 3,682,305,124
  5. Step 5: Solve for x
    x = 3,682,305,124/28,214
  6. Step 6: Final answer
    x = 130,513.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.