extrapolate
🇺🇸
/ɪkˈstræpəleɪt/
🇬🇧
/ɪkˈstræpəleɪt/
To make a guess about something by using known information and assuming it will apply to the situation you're guessing about.
Based on the current sales, we can extrapolate that the product will be a bestseller.
現在の販売状況に基づいて、その製品がベストセラーになると推測できます。