Finding the Fourth Proportional to 461,304.10, 691,956.15 and 283,233.70
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Solution
The fourth proportional to 461,304.10, 691,956.15 and 283,233.70 is: 424,850.55
Step by Step Solution
- Step 1: Write the proportion equation
461,304.10 : 691,956.15 = 283,233.70 : x - Step 2: Convert to fraction form
461,304.10/691,956.15 = 283,233.70/x - Step 3: Cross multiply
461,304.10x = 691,956.15 × 283,233.70 - Step 4: Simplify right side
461,304.10x = 195,985,300,602.26 - Step 5: Solve for x
x = 195,985,300,602.26/461,304.10 - Step 6: Final answer
x = 424,850.55
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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.