Finding the Fourth Proportional to 332,857.17, 459,318.06 and 189,589.23
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Solution
The fourth proportional to 332,857.17, 459,318.06 and 189,589.23 is: 261,618.99
Step by Step Solution
- Step 1: Write the proportion equation
332,857.17 : 459,318.06 = 189,589.23 : x - Step 2: Convert to fraction form
332,857.17/459,318.06 = 189,589.23/x - Step 3: Cross multiply
332,857.17x = 459,318.06 × 189,589.23 - Step 4: Simplify right side
332,857.17x = 87,081,757,320.49 - Step 5: Solve for x
x = 87,081,757,320.49/332,857.17 - Step 6: Final answer
x = 261,618.99
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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.