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Finding the Third Proportional to 10,183 and 21,653

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Solution

The third proportional to 10,183 and 21,653 is: 46,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183 : 21,653 = 21,653 : x
  2. Step 2: Convert to fraction form
    10,183/21,653 = 21,653/x
  3. Step 3: Cross multiply
    10,183x = 21,653 × 21,653
  4. Step 4: Simplify right side
    10,183x = 468,852,409
  5. Step 5: Solve for x
    x = 468,852,409/10,183
  6. Step 6: Final answer
    x = 46,042.66

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.