Given the question, we can convert 6,183 dm to metres using the following steps.
Step 1: We give the conversion rate of dm to metres as seen below:

Step 2: We equate the given dm value to get the equivalent value in x in metres;

Step 3: We cross multiply the two equations above to obtain the value of x in metres:

Hence, 6,183dm to metres will be 618.3m as a decimal.