Finding the Fourth Proportional to 693,548.24, 1,040,622.84 and 244,589.92
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Solution
The fourth proportional to 693,548.24, 1,040,622.84 and 244,589.92 is: 366,990.85
Step by Step Solution
- Step 1: Write the proportion equation
693,548.24 : 1,040,622.84 = 244,589.92 : x - Step 2: Convert to fraction form
693,548.24/1,040,622.84 = 244,589.92/x - Step 3: Cross multiply
693,548.24x = 1,040,622.84 × 244,589.92 - Step 4: Simplify right side
693,548.24x = 254,525,857,185.77 - Step 5: Solve for x
x = 254,525,857,185.77/693,548.24 - Step 6: Final answer
x = 366,990.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.