Finding the Fourth Proportional to 574,375.24, 861,563.10 and 258,463.12
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Solution
The fourth proportional to 574,375.24, 861,563.10 and 258,463.12 is: 387,694.79
Step by Step Solution
- Step 1: Write the proportion equation
574,375.24 : 861,563.10 = 258,463.12 : x - Step 2: Convert to fraction form
574,375.24/861,563.10 = 258,463.12/x - Step 3: Cross multiply
574,375.24x = 861,563.10 × 258,463.12 - Step 4: Simplify right side
574,375.24x = 222,682,286,902.87 - Step 5: Solve for x
x = 222,682,286,902.87/574,375.24 - Step 6: Final answer
x = 387,694.79
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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.