Finding the Fourth Proportional to 503,011.98, 694,161.12 and 273,571.44
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Solution
The fourth proportional to 503,011.98, 694,161.12 and 273,571.44 is: 377,531.08
Step by Step Solution
- Step 1: Write the proportion equation
503,011.98 : 694,161.12 = 273,571.44 : x - Step 2: Convert to fraction form
503,011.98/694,161.12 = 273,571.44/x - Step 3: Cross multiply
503,011.98x = 694,161.12 × 273,571.44 - Step 4: Simplify right side
503,011.98x = 189,902,657,190.41 - Step 5: Solve for x
x = 189,902,657,190.41/503,011.98 - Step 6: Final answer
x = 377,531.08
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1.5x scale
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.