Finding the Fourth Proportional to 3,744,120.70, 5,616,181.05 and 3,669,471.10
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Solution
The fourth proportional to 3,744,120.70, 5,616,181.05 and 3,669,471.10 is: 5,504,206.65
Step by Step Solution
- Step 1: Write the proportion equation
3,744,120.70 : 5,616,181.05 = 3,669,471.10 : x - Step 2: Convert to fraction form
3,744,120.70/5,616,181.05 = 3,669,471.10/x - Step 3: Cross multiply
3,744,120.70x = 5,616,181.05 × 3,669,471.10 - Step 4: Simplify right side
3,744,120.70x = 20,608,414,055,342.66 - Step 5: Solve for x
x = 20,608,414,055,342.66/3,744,120.70 - Step 6: Final answer
x = 5,504,206.65
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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.