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Finding the Third Proportional to 36,728 and 49,356

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Solution

The third proportional to 36,728 and 49,356 is: 66,325.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728 : 49,356 = 49,356 : x
  2. Step 2: Convert to fraction form
    36,728/49,356 = 49,356/x
  3. Step 3: Cross multiply
    36,728x = 49,356 × 49,356
  4. Step 4: Simplify right side
    36,728x = 2,436,014,736
  5. Step 5: Solve for x
    x = 2,436,014,736/36,728
  6. Step 6: Final answer
    x = 66,325.82

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.