Compare the numbers by looking at the number of digits first.<br><br>&bull; 443003 has 6 digits<br>&bull; 3040034 has 7 digits<br>&bull; 344340 has 6 digits<br>&bull; 4304340 has 7 digits<br><br>Among the 7-digit numbers, 4304340 > 3040034 (compare millions: 4 > 3).<br><br>Final Answer: 4304340