Finding the Fourth Proportional to 482,738.10, 724,366.35 and 202,283.70
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Solution
The fourth proportional to 482,738.10, 724,366.35 and 202,283.70 is: 303,534.16
Step by Step Solution
- Step 1: Write the proportion equation
482,738.10 : 724,366.35 = 202,283.70 : x - Step 2: Convert to fraction form
482,738.10/724,366.35 = 202,283.70/x - Step 3: Cross multiply
482,738.10x = 724,366.35 × 202,283.70 - Step 4: Simplify right side
482,738.10x = 146,527,505,433.50 - Step 5: Solve for x
x = 146,527,505,433.50/482,738.10 - Step 6: Final answer
x = 303,534.16
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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.