In a profitable manner, in a way that achieves profit or gain.(adverb)
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Use "profitably" in a sentence
"It would seem obvious, therefore, that industrial firms and utilities have a responsibility to ensure that their ability to produce goods and services profitably is not impaired by either their own ignorance of Government objectives, or by Government's misunderstanding of business objectives."
"Well, notice that government was not trying to get a man to the moon profitably, which is more akin to the challenge here."
"Titanic's makers used the idea profitably, only they bumped off poor boy instead."