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Finding the Third Proportional to 7,384 and 14,401

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Solution

The third proportional to 7,384 and 14,401 is: 28,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384 : 14,401 = 14,401 : x
  2. Step 2: Convert to fraction form
    7,384/14,401 = 14,401/x
  3. Step 3: Cross multiply
    7,384x = 14,401 × 14,401
  4. Step 4: Simplify right side
    7,384x = 207,388,801
  5. Step 5: Solve for x
    x = 207,388,801/7,384
  6. Step 6: Final answer
    x = 28,086.24

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.