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Finding the Third Proportional to 6,735 and 13,218

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Solution

The third proportional to 6,735 and 13,218 is: 25,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,735 : 13,218 = 13,218 : x
  2. Step 2: Convert to fraction form
    6,735/13,218 = 13,218/x
  3. Step 3: Cross multiply
    6,735x = 13,218 × 13,218
  4. Step 4: Simplify right side
    6,735x = 174,715,524
  5. Step 5: Solve for x
    x = 174,715,524/6,735
  6. Step 6: Final answer
    x = 25,941.43

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Why These Related Problems?

These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.