Finding the Fourth Proportional to 173,879.70, 260,819.55 and 173,879.70
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Solution
The fourth proportional to 173,879.70, 260,819.55 and 173,879.70 is: 260,819.55
Step by Step Solution
- Step 1: Write the proportion equation
173,879.70 : 260,819.55 = 173,879.70 : x - Step 2: Convert to fraction form
173,879.70/260,819.55 = 173,879.70/x - Step 3: Cross multiply
173,879.70x = 260,819.55 × 173,879.70 - Step 4: Simplify right side
173,879.70x = 45,351,225,108.14 - Step 5: Solve for x
x = 45,351,225,108.14/173,879.70 - Step 6: Final answer
x = 260,819.55
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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.