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Finding the Third Proportional to 28,286 and 59,668

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Solution

The third proportional to 28,286 and 59,668 is: 125,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,286 : 59,668 = 59,668 : x
  2. Step 2: Convert to fraction form
    28,286/59,668 = 59,668/x
  3. Step 3: Cross multiply
    28,286x = 59,668 × 59,668
  4. Step 4: Simplify right side
    28,286x = 3,560,270,224
  5. Step 5: Solve for x
    x = 3,560,270,224/28,286
  6. Step 6: Final answer
    x = 125,866.87

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.