Finding the Fourth Proportional to 264,550.44, 396,961.34 and 129,611.94
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Solution
The fourth proportional to 264,550.44, 396,961.34 and 129,611.94 is: 194,484.38
Step by Step Solution
- Step 1: Write the proportion equation
264,550.44 : 396,961.34 = 129,611.94 : x - Step 2: Convert to fraction form
264,550.44/396,961.34 = 129,611.94/x - Step 3: Cross multiply
264,550.44x = 396,961.34 × 129,611.94 - Step 4: Simplify right side
264,550.44x = 51,450,929,382.40 - Step 5: Solve for x
x = 51,450,929,382.40/264,550.44 - Step 6: Final answer
x = 194,484.38
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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.