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Finding the Third Proportional to 9,518 and 19,396

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Solution

The third proportional to 9,518 and 19,396 is: 39,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518 : 19,396 = 19,396 : x
  2. Step 2: Convert to fraction form
    9,518/19,396 = 19,396/x
  3. Step 3: Cross multiply
    9,518x = 19,396 × 19,396
  4. Step 4: Simplify right side
    9,518x = 376,204,816
  5. Step 5: Solve for x
    x = 376,204,816/9,518
  6. Step 6: Final answer
    x = 39,525.62

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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.