Finding the Fourth Proportional to 363,716.79, 501,944.81 and 202,571.88
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Solution
The fourth proportional to 363,716.79, 501,944.81 and 202,571.88 is: 279,557.90
Step by Step Solution
- Step 1: Write the proportion equation
363,716.79 : 501,944.81 = 202,571.88 : x - Step 2: Convert to fraction form
363,716.79/501,944.81 = 202,571.88/x - Step 3: Cross multiply
363,716.79x = 501,944.81 × 202,571.88 - Step 4: Simplify right side
363,716.79x = 101,679,902,805.08 - Step 5: Solve for x
x = 101,679,902,805.08/363,716.79 - Step 6: Final answer
x = 279,557.90
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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.