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Finding the Third Proportional to 7,318 and 14,269

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Solution

The third proportional to 7,318 and 14,269 is: 27,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318 : 14,269 = 14,269 : x
  2. Step 2: Convert to fraction form
    7,318/14,269 = 14,269/x
  3. Step 3: Cross multiply
    7,318x = 14,269 × 14,269
  4. Step 4: Simplify right side
    7,318x = 203,604,361
  5. Step 5: Solve for x
    x = 203,604,361/7,318
  6. Step 6: Final answer
    x = 27,822.41

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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.