\[\boxed{\mathbf{441}.}\]
\[1)\ \sqrt[3]{343 \bullet 0,125} =\]
\[= \sqrt[3]{343} \bullet \sqrt[3]{0,125} =\]
\[= \sqrt[3]{7^{3}} \bullet \sqrt[3]{(0,5)^{3}} = 7 \bullet 0,5 = 3,5;\]
\[2)\ \sqrt[3]{512 \bullet 216} = \sqrt[3]{512} \bullet \sqrt[3]{216} =\]
\[= \sqrt[3]{8^{3}} \bullet \sqrt[3]{6^{3}} = 8 \bullet 6 = 48;\]
\[3)\ \sqrt[5]{32 \bullet 100\ 000} =\]
\[= \sqrt[5]{32} \bullet \sqrt[5]{100\ 000} =\]
\[= \sqrt[5]{2^{5}} \bullet \sqrt[5]{10^{5}} = 2 \bullet 10 = 20.\]