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Finding the Third Proportional to 10,821.94 and 16,233.75

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Solution

The third proportional to 10,821.94 and 16,233.75 is: 24,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.94 : 16,233.75 = 16,233.75 : x
  2. Step 2: Convert to fraction form
    10,821.94/16,233.75 = 16,233.75/x
  3. Step 3: Cross multiply
    10,821.94x = 16,233.75 × 16,233.75
  4. Step 4: Simplify right side
    10,821.94x = 263,534,639.06
  5. Step 5: Solve for x
    x = 263,534,639.06/10,821.94
  6. Step 6: Final answer
    x = 24,351.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.