Finding the Fourth Proportional to 386,059.17, 532,791.84 and 248,361.06
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Solution
The fourth proportional to 386,059.17, 532,791.84 and 248,361.06 is: 342,757.68
Step by Step Solution
- Step 1: Write the proportion equation
386,059.17 : 532,791.84 = 248,361.06 : x - Step 2: Convert to fraction form
386,059.17/532,791.84 = 248,361.06/x - Step 3: Cross multiply
386,059.17x = 532,791.84 × 248,361.06 - Step 4: Simplify right side
386,059.17x = 132,324,746,141.75 - Step 5: Solve for x
x = 132,324,746,141.75/386,059.17 - Step 6: Final answer
x = 342,757.68
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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.