Bronze-10 and Bronze-20 are dual-component alloy formulations containing copper and tin. The table below shows information about these metallic mixtures:
\begin{array}{|c|c|c|} \hline \textbf{Alloy} & \textbf{Percentage (%) by mass of copper} & \textbf{Percentage (%) by mass of tin} \\ \hline \text{Bronze-10} & 90 & 10 \\ \hline \text{Bronze-20} & 80 & 20 \\ \hline \end{array}
Calculate the mass of tin in 4.75 kg4.75\text{ kg}4.75 kg of Bronze-20. Give your answer in grams (g\text{g}g).