Possibly, the word needed to fill the blank and complete the sentence would be ‘overall’, which means the ‘added’ or the ‘totaled’ let’s say score of a certain aspect. The sentence would be:
The overall combined score moved the competitor to the top of the scoreboard.
The sentence means that the competitor or candidate, possibly in a contest of example, sports have different scores and when added, the total score put the person (the competitor) atop everyone else during the competition.