Finding the Fourth Proportional to 471,716.26, 650,881.94 and 278,184.68
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Solution
The fourth proportional to 471,716.26, 650,881.94 and 278,184.68 is: 383,843.85
Step by Step Solution
- Step 1: Write the proportion equation
471,716.26 : 650,881.94 = 278,184.68 : x - Step 2: Convert to fraction form
471,716.26/650,881.94 = 278,184.68/x - Step 3: Cross multiply
471,716.26x = 650,881.94 × 278,184.68 - Step 4: Simplify right side
471,716.26x = 181,065,384,196.68 - Step 5: Solve for x
x = 181,065,384,196.68/471,716.26 - Step 6: Final answer
x = 383,843.85
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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.