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Finding the Third Proportional to 8,990 and 17,548

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Solution

The third proportional to 8,990 and 17,548 is: 34,252.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990 : 17,548 = 17,548 : x
  2. Step 2: Convert to fraction form
    8,990/17,548 = 17,548/x
  3. Step 3: Cross multiply
    8,990x = 17,548 × 17,548
  4. Step 4: Simplify right side
    8,990x = 307,932,304
  5. Step 5: Solve for x
    x = 307,932,304/8,990
  6. Step 6: Final answer
    x = 34,252.76

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.