I'm certainly "desperate" enough to be willing to accept a "junior husband" type of position...
Yeah, that might help, especially if you spend a year or two in that position and then get dumped, preferably not "nicely". I was just reading /r/fitness, and the #1 answer given by guys to "why did you decide to turn around your life and start exercising?" seems to be "divorce". Male attractiveness is very malleable, but it seems people need a powerful shock to start improving. It definitely worked for me.
http://theviewfromhell.blogspot.com/2012/09/toward-non-stupid-non-blank-slatey.html
The author gives a shout out to Less Wrong as a community with a perpetually skewed gender ratio, which is precisely the conditions under which polyandry appears to thrive.
Discuss. :)