Finding the Fourth Proportional to 5,769,838.20, 8,654,757.30 and 5,504,117.70
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Solution
The fourth proportional to 5,769,838.20, 8,654,757.30 and 5,504,117.70 is: 8,256,176.55
Step by Step Solution
- Step 1: Write the proportion equation
5,769,838.20 : 8,654,757.30 = 5,504,117.70 : x - Step 2: Convert to fraction form
5,769,838.20/8,654,757.30 = 5,504,117.70/x - Step 3: Cross multiply
5,769,838.20x = 8,654,757.30 × 5,504,117.70 - Step 4: Simplify right side
5,769,838.20x = 47,636,802,844,134.22 - Step 5: Solve for x
x = 47,636,802,844,134.22/5,769,838.20 - Step 6: Final answer
x = 8,256,176.55
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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.