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Finding the Third Proportional to 9,183 and 19,929

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Solution

The third proportional to 9,183 and 19,929 is: 43,250.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183 : 19,929 = 19,929 : x
  2. Step 2: Convert to fraction form
    9,183/19,929 = 19,929/x
  3. Step 3: Cross multiply
    9,183x = 19,929 × 19,929
  4. Step 4: Simplify right side
    9,183x = 397,165,041
  5. Step 5: Solve for x
    x = 397,165,041/9,183
  6. Step 6: Final answer
    x = 43,250.03

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.