\[\boxed{\mathbf{478.}}\]
\[1)\ 210 \cdot 2 = 420\]
\[213 \cdot 2 = 426\]
\[2)\ 140 \cdot 2 = 280\]
\[143 \cdot 2 = 286\]
\[130 \cdot 3 = 390\]
\[132 \cdot 3 = 396\]
\[220 \cdot 4 = 880\]
\[221 \cdot 4 = 884\]
\[310 \cdot 2 = 620\]
\[301 \cdot 2 = 602\]