Ok, so if we pretend there's an array literal and engage in some formula language pseudocode, it seems that RANK(x, [43,34,53,34,12]) for x = [43,34,53,34,12] is [2, 3, 1, 3, 5]. I need to figure out a way to make that become [2, 3, 1, 4, 5], so I can use a VLOOKUP with a sequence 1 to 5.