Finding the Fourth Proportional to 192,433.20, 288,649.80 and 183,247.80
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Solution
The fourth proportional to 192,433.20, 288,649.80 and 183,247.80 is: 274,871.70
Step by Step Solution
- Step 1: Write the proportion equation
192,433.20 : 288,649.80 = 183,247.80 : x - Step 2: Convert to fraction form
192,433.20/288,649.80 = 183,247.80/x - Step 3: Cross multiply
192,433.20x = 288,649.80 × 183,247.80 - Step 4: Simplify right side
192,433.20x = 52,894,440,820.44 - Step 5: Solve for x
x = 52,894,440,820.44/192,433.20 - Step 6: Final answer
x = 274,871.70
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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.