4
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
For the nonzero numbers $a$, $b$, and $c$, define \[\text{{D}}(a,b,c)=\frac{abc}{a+b+c}.\]Find $\text{{D}}(2,4,6)$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
4
For the nonzero numbers $a$, $b$, and $c$, define \[\text{{D}}(a,b,c)=\frac{abc}{a+b+c}.\]Find $\text{{D}}(2,4,6)$.
train