Finding the Fourth Proportional to 5,527,559.26, 7,629,674.07 and 3,491,724.70
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Solution
The fourth proportional to 5,527,559.26, 7,629,674.07 and 3,491,724.70 is: 4,819,617.51
Step by Step Solution
- Step 1: Write the proportion equation
5,527,559.26 : 7,629,674.07 = 3,491,724.70 : x - Step 2: Convert to fraction form
5,527,559.26/7,629,674.07 = 3,491,724.70/x - Step 3: Cross multiply
5,527,559.26x = 7,629,674.07 × 3,491,724.70 - Step 4: Simplify right side
5,527,559.26x = 26,640,721,403,168.53 - Step 5: Solve for x
x = 26,640,721,403,168.53/5,527,559.26 - Step 6: Final answer
x = 4,819,617.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.