Finding the Fourth Proportional to 449,452.44, 674,279.22 and 168,972.12
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Solution
The fourth proportional to 449,452.44, 674,279.22 and 168,972.12 is: 253,495.99
Step by Step Solution
- Step 1: Write the proportion equation
449,452.44 : 674,279.22 = 168,972.12 : x - Step 2: Convert to fraction form
449,452.44/674,279.22 = 168,972.12/x - Step 3: Cross multiply
449,452.44x = 674,279.22 × 168,972.12 - Step 4: Simplify right side
449,452.44x = 113,934,389,275.35 - Step 5: Solve for x
x = 113,934,389,275.35/449,452.44 - Step 6: Final answer
x = 253,495.99
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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.