Tā cóng yí gè pǔtōng gōngrén biànchéng le fángdìchǎn dàfùháo.
He went from being an ordinary worker to a real-estate tycoon.
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豪 intensifies 富 (rich) - a 大富豪 outranks a plain 富翁. The compound is also a popular brand/restaurant/karaoke name (e.g. 大富豪夜总会 in 1990s Shenzhen), so context decides whether you're talking about a person or a place.
