Finding the Third Proportional to 394,161.19 and 862,543.69
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Solution
The third proportional to 394,161.19 and 862,543.69 is: 1,887,506.02
Step by Step Solution
- Step 1: Write the proportion equation
394,161.19 : 862,543.69 = 862,543.69 : x - Step 2: Convert to fraction form
394,161.19/862,543.69 = 862,543.69/x - Step 3: Cross multiply
394,161.19x = 862,543.69 × 862,543.69 - Step 4: Simplify right side
394,161.19x = 743,981,612,846.10 - Step 5: Solve for x
x = 743,981,612,846.10/394,161.19 - Step 6: Final answer
x = 1,887,506.02
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.