Finding the Fourth Proportional to 424,527.63, 585,446.04 and 271,614.21
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Solution
The fourth proportional to 424,527.63, 585,446.04 and 271,614.21 is: 374,570.35
Step by Step Solution
- Step 1: Write the proportion equation
424,527.63 : 585,446.04 = 271,614.21 : x - Step 2: Convert to fraction form
424,527.63/585,446.04 = 271,614.21/x - Step 3: Cross multiply
424,527.63x = 585,446.04 × 271,614.21 - Step 4: Simplify right side
424,527.63x = 159,015,463,652.23 - Step 5: Solve for x
x = 159,015,463,652.23/424,527.63 - Step 6: Final answer
x = 374,570.35
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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.