Finding the Fourth Proportional to 548,592.44, 757,022.01 and 306,833.18
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Solution
The fourth proportional to 548,592.44, 757,022.01 and 306,833.18 is: 423,409.90
Step by Step Solution
- Step 1: Write the proportion equation
548,592.44 : 757,022.01 = 306,833.18 : x - Step 2: Convert to fraction form
548,592.44/757,022.01 = 306,833.18/x - Step 3: Cross multiply
548,592.44x = 757,022.01 × 306,833.18 - Step 4: Simplify right side
548,592.44x = 232,279,470,658.29 - Step 5: Solve for x
x = 232,279,470,658.29/548,592.44 - Step 6: Final answer
x = 423,409.90
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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.