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Finding the Third Proportional to 8,648 and 20,252

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Solution

The third proportional to 8,648 and 20,252 is: 47,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648 : 20,252 = 20,252 : x
  2. Step 2: Convert to fraction form
    8,648/20,252 = 20,252/x
  3. Step 3: Cross multiply
    8,648x = 20,252 × 20,252
  4. Step 4: Simplify right side
    8,648x = 410,143,504
  5. Step 5: Solve for x
    x = 410,143,504/8,648
  6. Step 6: Final answer
    x = 47,426.40

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.