If P ÷ Q = 4 ÷ 5, value of R is 20% more than Q and 2R = 3S, then find the value of P : Q : R : S ?

1
4 : 5 : 6 : 5
2
15 : 15 : 9 : 15 
3
4 : 5 : 6 : 4
4
10 : 15 : 9 : 15 

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