Finding the Fourth Proportional to 656,205.91, 984,390.98 and 256,795.11
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Solution
The fourth proportional to 656,205.91, 984,390.98 and 256,795.11 is: 385,224.80
Step by Step Solution
- Step 1: Write the proportion equation
656,205.91 : 984,390.98 = 256,795.11 : x - Step 2: Convert to fraction form
656,205.91/984,390.98 = 256,795.11/x - Step 3: Cross multiply
656,205.91x = 984,390.98 × 256,795.11 - Step 4: Simplify right side
656,205.91x = 252,786,788,708.13 - Step 5: Solve for x
x = 252,786,788,708.13/656,205.91 - Step 6: Final answer
x = 385,224.80
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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.