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Finding the Third Proportional to 13,277 and 31,295

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Solution

The third proportional to 13,277 and 31,295 is: 73,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277 : 31,295 = 31,295 : x
  2. Step 2: Convert to fraction form
    13,277/31,295 = 31,295/x
  3. Step 3: Cross multiply
    13,277x = 31,295 × 31,295
  4. Step 4: Simplify right side
    13,277x = 979,377,025
  5. Step 5: Solve for x
    x = 979,377,025/13,277
  6. Step 6: Final answer
    x = 73,764.93

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.