Finding the Fourth Proportional to 672,207.95, 927,634.95 and 366,286.98
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Solution
The fourth proportional to 672,207.95, 927,634.95 and 366,286.98 is: 505,469.48
Step by Step Solution
- Step 1: Write the proportion equation
672,207.95 : 927,634.95 = 366,286.98 : x - Step 2: Convert to fraction form
672,207.95/927,634.95 = 366,286.98/x - Step 3: Cross multiply
672,207.95x = 927,634.95 × 366,286.98 - Step 4: Simplify right side
672,207.95x = 339,780,604,377.95 - Step 5: Solve for x
x = 339,780,604,377.95/672,207.95 - Step 6: Final answer
x = 505,469.48
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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.