764.91
黄金期货理论价格公式: <img src="https://attachment.cnbkw.com/bkwimg/up/201906/061805450749d0bb4c178d7911040521932f.png" alt="">;则带入计算:<img src="https://attachment.cnbkw.com/bkwimg/up/201906/0618c3ac9efa4b3545fa8555e50fa95ce05b.png" alt="">美元。