Finding the Fourth Proportional to 5,453,078.70, 8,179,618.05 and 2,264,432.70
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Solution
The fourth proportional to 5,453,078.70, 8,179,618.05 and 2,264,432.70 is: 3,396,649.05
Step by Step Solution
- Step 1: Write the proportion equation
5,453,078.70 : 8,179,618.05 = 2,264,432.70 : x - Step 2: Convert to fraction form
5,453,078.70/8,179,618.05 = 2,264,432.70/x - Step 3: Cross multiply
5,453,078.70x = 8,179,618.05 × 2,264,432.70 - Step 4: Simplify right side
5,453,078.70x = 18,522,194,585,930.23 - Step 5: Solve for x
x = 18,522,194,585,930.23/5,453,078.70 - Step 6: Final answer
x = 3,396,649.05
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1.5x scale
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.