Finding the Fourth Proportional to 227,717.20, 341,575.80 and 202,129.30
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Solution
The fourth proportional to 227,717.20, 341,575.80 and 202,129.30 is: 303,193.95
Step by Step Solution
- Step 1: Write the proportion equation
227,717.20 : 341,575.80 = 202,129.30 : x - Step 2: Convert to fraction form
227,717.20/341,575.80 = 202,129.30/x - Step 3: Cross multiply
227,717.20x = 341,575.80 × 202,129.30 - Step 4: Simplify right side
227,717.20x = 69,042,477,350.94 - Step 5: Solve for x
x = 69,042,477,350.94/227,717.20 - Step 6: Final answer
x = 303,193.95
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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.