The Wallabies have survived a minor scare to take a 40-29 win over Georgia in Sydney.
All Blacks play Fiji, Wallabies play Georgia, Springboks play Portugal and Pumas play Uruguay.
Three-time World Rugby U20 Championship winners France will advance to the final after beating New Zealand 55-31 in an enthralling and high-scoring encounter.
The Wallabies have continued their dream start to 2024 with a 36-28 win over Wales at AAMI Park in Melbourne.