Finding the Fourth Proportional to 424,151.64, 585,343.26 and 233,173.08
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Solution
The fourth proportional to 424,151.64, 585,343.26 and 233,173.08 is: 321,786.54
Step by Step Solution
- Step 1: Write the proportion equation
424,151.64 : 585,343.26 = 233,173.08 : x - Step 2: Convert to fraction form
424,151.64/585,343.26 = 233,173.08/x - Step 3: Cross multiply
424,151.64x = 585,343.26 × 233,173.08 - Step 4: Simplify right side
424,151.64x = 136,486,290,791.44 - Step 5: Solve for x
x = 136,486,290,791.44/424,151.64 - Step 6: Final answer
x = 321,786.54
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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.