Finding the Fourth Proportional to 494,425.75, 741,601.36 and 157,452.79
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Solution
The fourth proportional to 494,425.75, 741,601.36 and 157,452.79 is: 236,167.32
Step by Step Solution
- Step 1: Write the proportion equation
494,425.75 : 741,601.36 = 157,452.79 : x - Step 2: Convert to fraction form
494,425.75/741,601.36 = 157,452.79/x - Step 3: Cross multiply
494,425.75x = 741,601.36 × 157,452.79 - Step 4: Simplify right side
494,425.75x = 116,767,203,199.79 - Step 5: Solve for x
x = 116,767,203,199.79/494,425.75 - Step 6: Final answer
x = 236,167.32
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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.