Finding the Fourth Proportional to 362,292.84, 543,438.90 and 237,604.68
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Solution
The fourth proportional to 362,292.84, 543,438.90 and 237,604.68 is: 356,406.78
Step by Step Solution
- Step 1: Write the proportion equation
362,292.84 : 543,438.90 = 237,604.68 : x - Step 2: Convert to fraction form
362,292.84/543,438.90 = 237,604.68/x - Step 3: Cross multiply
362,292.84x = 543,438.90 × 237,604.68 - Step 4: Simplify right side
362,292.84x = 129,123,625,934.05 - Step 5: Solve for x
x = 129,123,625,934.05/362,292.84 - Step 6: Final answer
x = 356,406.78
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1.5x scale
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.