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Finding the Third Proportional to 7,002 and 14,781

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Solution

The third proportional to 7,002 and 14,781 is: 31,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002 : 14,781 = 14,781 : x
  2. Step 2: Convert to fraction form
    7,002/14,781 = 14,781/x
  3. Step 3: Cross multiply
    7,002x = 14,781 × 14,781
  4. Step 4: Simplify right side
    7,002x = 218,477,961
  5. Step 5: Solve for x
    x = 218,477,961/7,002
  6. Step 6: Final answer
    x = 31,202.22

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.