Finding the Fourth Proportional to 327,695.36, 491,542.84 and 187,355.58
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Solution
The fourth proportional to 327,695.36, 491,542.84 and 187,355.58 is: 281,033.26
Step by Step Solution
- Step 1: Write the proportion equation
327,695.36 : 491,542.84 = 187,355.58 : x - Step 2: Convert to fraction form
327,695.36/491,542.84 = 187,355.58/x - Step 3: Cross multiply
327,695.36x = 491,542.84 × 187,355.58 - Step 4: Simplify right side
327,695.36x = 92,093,293,883.05 - Step 5: Solve for x
x = 92,093,293,883.05/327,695.36 - Step 6: Final answer
x = 281,033.26
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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.