Finding the Fourth Proportional to 327,163.15, 490,832.21 and 295,932.79
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Solution
The fourth proportional to 327,163.15, 490,832.21 and 295,932.79 is: 443,978.32
Step by Step Solution
- Step 1: Write the proportion equation
327,163.15 : 490,832.21 = 295,932.79 : x - Step 2: Convert to fraction form
327,163.15/490,832.21 = 295,932.79/x - Step 3: Cross multiply
327,163.15x = 490,832.21 × 295,932.79 - Step 4: Simplify right side
327,163.15x = 145,253,345,015.92 - Step 5: Solve for x
x = 145,253,345,015.92/327,163.15 - Step 6: Final answer
x = 443,978.32
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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.