Ah, rounding numbers can be quite relaxing, my friend. When we round 53714.54 to the nearest thousandth, we look at the digit in the thousandth's place, which is the 4. Since it is less than 5, we keep the number as it is, so 53714.54 remains the same when rounded to the nearest thousandth.
It is 6.981 when rounded to the nearest thousandth
88.564
0.370
174.689
8.246
8.924
It is 6.981 when rounded to the nearest thousandth
34921.000
88.564
70.659
0.370
145 is rounded to the nearest ones. 145 rounded to the nearest thousandth is 145.000
174.689
8.246
287.287
32.346
0.301