Finding the Fourth Proportional to 366,827.20, 550,240.80 and 331,397.80
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Solution
The fourth proportional to 366,827.20, 550,240.80 and 331,397.80 is: 497,096.70
Step by Step Solution
- Step 1: Write the proportion equation
366,827.20 : 550,240.80 = 331,397.80 : x - Step 2: Convert to fraction form
366,827.20/550,240.80 = 331,397.80/x - Step 3: Cross multiply
366,827.20x = 550,240.80 × 331,397.80 - Step 4: Simplify right side
366,827.20x = 182,348,590,590.24 - Step 5: Solve for x
x = 182,348,590,590.24/366,827.20 - Step 6: Final answer
x = 497,096.70
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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.