Finding the Fourth Proportional to 328,399.14, 453,190.69 and 177,496.14
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Solution
The fourth proportional to 328,399.14, 453,190.69 and 177,496.14 is: 244,944.60
Step by Step Solution
- Step 1: Write the proportion equation
328,399.14 : 453,190.69 = 177,496.14 : x - Step 2: Convert to fraction form
328,399.14/453,190.69 = 177,496.14/x - Step 3: Cross multiply
328,399.14x = 453,190.69 × 177,496.14 - Step 4: Simplify right side
328,399.14x = 80,439,595,449.24 - Step 5: Solve for x
x = 80,439,595,449.24/328,399.14 - Step 6: Final answer
x = 244,944.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.