"Diego Forlan will arrive in Porto Alegre on Saturday," his new club said in a statement on Friday. "The player will be unveiled tomorrow."
Former Manchester United player Forlan joined Inter from Atletico Madrid a year ago and scored only two goals in 22 appearances for the Italian club.
The Serie A team, who finished sixth last season and failed to qualify for the Champions League, are set to sign Palermo defender Matias Silvestre on loan and Udinese goalkeeper Samir Handanovic on a permanent deal.
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