When exchanging US Dollars (USD) for Philippine Pesos (PHP), the number of Philippine Pesos received is directly proportional to the number of US Dollars to be exchanged. If 750 USD can be converted into 23, 793.00 PHP, find the constant of proportionality k. k (If needed, round answer to 3 decimal places.) Using the k from above, how many PHP will you get back if you exchange $1,250? You will receive PHP (If needed, round answer to 2 decimal places.)