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Finding the Third Proportional to 8,236 and 16,784

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Solution

The third proportional to 8,236 and 16,784 is: 34,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236 : 16,784 = 16,784 : x
  2. Step 2: Convert to fraction form
    8,236/16,784 = 16,784/x
  3. Step 3: Cross multiply
    8,236x = 16,784 × 16,784
  4. Step 4: Simplify right side
    8,236x = 281,702,656
  5. Step 5: Solve for x
    x = 281,702,656/8,236
  6. Step 6: Final answer
    x = 34,203.82

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.