the wow emu location pos keeps the 'map' first, mangos keeps it last... so just move the first digit to the end of the string and you should have working mangos cords.
e.g.
wow emu
Thelsamar 0 -5335.61 -2982.58 332.669
mangos
Thelsamar -5335.61 -2982.58 332.669 0