Finding the Fourth Proportional to 362,202.86, 543,872.94 and 306,769.70
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Solution
The fourth proportional to 362,202.86, 543,872.94 and 306,769.70 is: 460,636.17
Step by Step Solution
- Step 1: Write the proportion equation
362,202.86 : 543,872.94 = 306,769.70 : x - Step 2: Convert to fraction form
362,202.86/543,872.94 = 306,769.70/x - Step 3: Cross multiply
362,202.86x = 543,872.94 × 306,769.70 - Step 4: Simplify right side
362,202.86x = 166,843,738,641.92 - Step 5: Solve for x
x = 166,843,738,641.92/362,202.86 - Step 6: Final answer
x = 460,636.17
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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.