The letters A, B, C, D, E, and F represent digits and ABC,DEF represents a positive six-digit integer. What is the number ABC,DEF if 4(ABC,DEF) = 9(DEF,ABC)?
Your ABC, DEF number ==692,307
[4 x 692,307] ==[9 x 307,692] ==2,769,228 ==2,769,228