SÃO PAULO--(BUSINESS WIRE)--Arco Platform Limited, or "Arco" or "Company" (Nasdaq: ARCE), today announced that the special committee of the board of directors (the "Special Committee") received a revised non-binding proposal from General Atlantic L.P. ("General Atlantic") and Dragoneer Investment Group, LLC ("Dragoneer") to acquire all of the outstanding Class A common shares of the Company that are not held by such parties or Oto Brasil de Sá Cavalcante and Ari de Sá Cavalcante Neto or their r