Finding the Fourth Proportional to 416,584.27, 574,884.84 and 225,598.15
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Solution
The fourth proportional to 416,584.27, 574,884.84 and 225,598.15 is: 311,324.66
Step by Step Solution
- Step 1: Write the proportion equation
416,584.27 : 574,884.84 = 225,598.15 : x - Step 2: Convert to fraction form
416,584.27/574,884.84 = 225,598.15/x - Step 3: Cross multiply
416,584.27x = 574,884.84 × 225,598.15 - Step 4: Simplify right side
416,584.27x = 129,692,956,367.05 - Step 5: Solve for x
x = 129,692,956,367.05/416,584.27 - Step 6: Final answer
x = 311,324.66
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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.