'Going by' is a commonly used phrase that can be substituted with various synonyms without changing the meaning of the sentence. Alternatives could include 'based on', 'according to', 'judging by', 'in light of', 'considering', 'in view of', 'taking into account', 'in accordance with', 'in line with' or 'per the instructions of'. These synonyms can be used interchangeably to convey the idea of relying on a specific source or making assumptions based on a particular factor. Selecting the proper synonym of 'going by' further refines the sentence and helps the reader gain a better understanding of what the writer intends to say.