His volunteer work in the hospital 'led' him 'to' a career in nursing. = His volunteer work in the hospital 'led' [='inspired'] him 'to become' a nurse.
We've been 'led to believe' that the labels on food items disclose all ingredients, but it's becoming clear that this is not the case.
His volunteer work in the hospital 'led to' a career in nursing. = His volunteer work in the hospital 'led to' him becoming a nurse.
(..) the gut prevails. I believe it was the evidence that prevailed, seeing as how it was the evidence that eventually led us to the killer. The evidence you wouldn't have known what to do with if it wasn't for my investigation (..)2016 TvShow: Bones Title: The Movie in the Making Season: 11 Episode 18