Finding the Fourth Proportional to 414,311.10, 571,743.69 and 233,022.99
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Solution
The fourth proportional to 414,311.10, 571,743.69 and 233,022.99 is: 321,568.56
Step by Step Solution
- Step 1: Write the proportion equation
414,311.10 : 571,743.69 = 233,022.99 : x - Step 2: Convert to fraction form
414,311.10/571,743.69 = 233,022.99/x - Step 3: Cross multiply
414,311.10x = 571,743.69 × 233,022.99 - Step 4: Simplify right side
414,311.10x = 133,229,424,157.43 - Step 5: Solve for x
x = 133,229,424,157.43/414,311.10 - Step 6: Final answer
x = 321,568.56
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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.