Finding the Fourth Proportional to 366,049.83, 505,142.43 and 202,703.09
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Solution
The fourth proportional to 366,049.83, 505,142.43 and 202,703.09 is: 279,726.76
Step by Step Solution
- Step 1: Write the proportion equation
366,049.83 : 505,142.43 = 202,703.09 : x - Step 2: Convert to fraction form
366,049.83/505,142.43 = 202,703.09/x - Step 3: Cross multiply
366,049.83x = 505,142.43 × 202,703.09 - Step 4: Simplify right side
366,049.83x = 102,393,930,437.59 - Step 5: Solve for x
x = 102,393,930,437.59/366,049.83 - Step 6: Final answer
x = 279,726.76
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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.