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Finding the Third Proportional to 17,723 and 38,355

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Solution

The third proportional to 17,723 and 38,355 is: 83,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,723 : 38,355 = 38,355 : x
  2. Step 2: Convert to fraction form
    17,723/38,355 = 38,355/x
  3. Step 3: Cross multiply
    17,723x = 38,355 × 38,355
  4. Step 4: Simplify right side
    17,723x = 1,471,106,025
  5. Step 5: Solve for x
    x = 1,471,106,025/17,723
  6. Step 6: Final answer
    x = 83,005.47

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.