Finding the Fourth Proportional to 3,504,764.70, 5,248,289.70 and 2,796,176.70
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Solution
The fourth proportional to 3,504,764.70, 5,248,289.70 and 2,796,176.70 is: 4,187,198.47
Step by Step Solution
- Step 1: Write the proportion equation
3,504,764.70 : 5,248,289.70 = 2,796,176.70 : x - Step 2: Convert to fraction form
3,504,764.70/5,248,289.70 = 2,796,176.70/x - Step 3: Cross multiply
3,504,764.70x = 5,248,289.70 × 2,796,176.70 - Step 4: Simplify right side
3,504,764.70x = 14,675,145,373,989.99 - Step 5: Solve for x
x = 14,675,145,373,989.99/3,504,764.70 - Step 6: Final answer
x = 4,187,198.47
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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.