Finding the Fourth Proportional to 363,678.75, 501,840.73 and 202,548.79
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Solution
The fourth proportional to 363,678.75, 501,840.73 and 202,548.79 is: 279,497.31
Step by Step Solution
- Step 1: Write the proportion equation
363,678.75 : 501,840.73 = 202,548.79 : x - Step 2: Convert to fraction form
363,678.75/501,840.73 = 202,548.79/x - Step 3: Cross multiply
363,678.75x = 501,840.73 × 202,548.79 - Step 4: Simplify right side
363,678.75x = 101,647,231,621.47 - Step 5: Solve for x
x = 101,647,231,621.47/363,678.75 - Step 6: Final answer
x = 279,497.31
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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.