Finding the Fourth Proportional to 173,747.20, 260,620.80 and 171,122.80
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Solution
The fourth proportional to 173,747.20, 260,620.80 and 171,122.80 is: 256,684.20
Step by Step Solution
- Step 1: Write the proportion equation
173,747.20 : 260,620.80 = 171,122.80 : x - Step 2: Convert to fraction form
173,747.20/260,620.80 = 171,122.80/x - Step 3: Cross multiply
173,747.20x = 260,620.80 × 171,122.80 - Step 4: Simplify right side
173,747.20x = 44,598,161,034.24 - Step 5: Solve for x
x = 44,598,161,034.24/173,747.20 - Step 6: Final answer
x = 256,684.20
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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.