Where did you get that DOW from, Don- it's very high for a 300ER.
Looking at todays 225, using 176 as a DOW, it carried 44T for a burn of 122, and was a ton over MTOW.
Using that ton and your figure of an extra 4 for LAX, it could have carried 41T for a burn of 126- a ratio of 3.07.