Finding the Fourth Proportional to 4,981,342.44, 7,474,375.60 and 2,963,572.50
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Solution
The fourth proportional to 4,981,342.44, 7,474,375.60 and 2,963,572.50 is: 4,446,763.95
Step by Step Solution
- Step 1: Write the proportion equation
4,981,342.44 : 7,474,375.60 = 2,963,572.50 : x - Step 2: Convert to fraction form
4,981,342.44/7,474,375.60 = 2,963,572.50/x - Step 3: Cross multiply
4,981,342.44x = 7,474,375.60 × 2,963,572.50 - Step 4: Simplify right side
4,981,342.44x = 22,150,853,982,831 - Step 5: Solve for x
x = 22,150,853,982,831/4,981,342.44 - Step 6: Final answer
x = 4,446,763.95
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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.