Answer: 1) 500, 000
2) Five hundred thousand
3) 
Step-by-step explanation:
To express: 5 of 100, 000 in three expressions (First - number. second - word , third - scientific )
5 of 100, 000 = 5 x 100, 000 = <u>500, 000</u>
In word -<u> Five hundred thousand</u> [ as place value of 5 = hundred thousand]
In scientific notation, 
Hence, the required expressions:
1) 500, 000
2) Five hundred thousand
3) 
Hi,
One example of proportion is 1:2=6:12 , with 1 and 12 being the extremes and 2 and 6 the means. In general, a proportion is an equality of two ratios, a:b=c:d, and a and d are called extremes while b and c are called means.
Hope this helps! If my answer was not clear enough or you’d like further explanation please let me know.
Right something on paper ;)
Answer:
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