If a,b,c are in A.P ,then show that {a(bc)}/bc,{b(ca)}/ca and {c(ab)/ab are also in A.P

If a,b,c are in A.P ,then show that {a(bc)}/bc,{b(ca)}/ca and {c(ab)/a

1.	If a,b,c are in A.P ,then show that {a(bc)}/bc,{b(ca)}/ca and {c(ab)/ab are also in A.P
Answer» abc/bc=a , bca/ca=bc , cab/ab = c