Finding the Fourth Proportional to 1,707,912.85, 2,561,828.44 and 555,157.97
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Solution
The fourth proportional to 1,707,912.85, 2,561,828.44 and 555,157.97 is: 832,723.67
Step by Step Solution
- Step 1: Write the proportion equation
1,707,912.85 : 2,561,828.44 = 555,157.97 : x - Step 2: Convert to fraction form
1,707,912.85/2,561,828.44 = 555,157.97/x - Step 3: Cross multiply
1,707,912.85x = 2,561,828.44 × 555,157.97 - Step 4: Simplify right side
1,707,912.85x = 1,422,219,460,653.73 - Step 5: Solve for x
x = 1,422,219,460,653.73/1,707,912.85 - Step 6: Final answer
x = 832,723.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.