How to calculate the loss of 200 thousand four times leverage

It is equivalent to five times the profit and loss of the self-invested fund.

That is, if you invest 50,000 yuan, if you encounter two daily limit versions (one is usually 10%), your total income is 10000, relative to a principal. Similarly, if you encounter two consecutive daily limit (one daily limit is generally 10%), you will lose all the principal.

After adding four times the leverage, it is 50 thousand yuan. When the user loses 20%, all the free securities lose money and the positions are broken. The principal is 200,000 yuan+the loan is 300,000 yuan, that is, 500,000 yuan, and the cost is 105. How can there be 1.5 million shares, or leverage in other ways?