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Finding the Third Proportional to 3,974 and 9,473

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Solution

The third proportional to 3,974 and 9,473 is: 22,581.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974 : 9,473 = 9,473 : x
  2. Step 2: Convert to fraction form
    3,974/9,473 = 9,473/x
  3. Step 3: Cross multiply
    3,974x = 9,473 × 9,473
  4. Step 4: Simplify right side
    3,974x = 89,737,729
  5. Step 5: Solve for x
    x = 89,737,729/3,974
  6. Step 6: Final answer
    x = 22,581.21

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Why These Related Problems?

These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.