Finding the Fourth Proportional to 450,439.26, 675,847.20 and 197,589.24
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Solution
The fourth proportional to 450,439.26, 675,847.20 and 197,589.24 is: 296,466.46
Step by Step Solution
- Step 1: Write the proportion equation
450,439.26 : 675,847.20 = 197,589.24 : x - Step 2: Convert to fraction form
450,439.26/675,847.20 = 197,589.24/x - Step 3: Cross multiply
450,439.26x = 675,847.20 × 197,589.24 - Step 4: Simplify right side
450,439.26x = 133,540,134,604.13 - Step 5: Solve for x
x = 133,540,134,604.13/450,439.26 - Step 6: Final answer
x = 296,466.46
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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.