All things being equal, raising the median wage income raises the mean wage income. But the mean wage income can also rise form things that don't raise the mea

All things being equal, raising the median wage income raises the mean wage income. But the mean wage income can also rise form things that don't raise the mean income, like people in the top quartile being paid more. And you get the total wages paid out by multiplying the number of wage earners by the mean wage, not the median wage.