Finding the Fourth Proportional to 4,247,432.24, 5,861,464.44 and 2,528,612.24
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Solution
The fourth proportional to 4,247,432.24, 5,861,464.44 and 2,528,612.24 is: 3,489,489.62
Step by Step Solution
- Step 1: Write the proportion equation
4,247,432.24 : 5,861,464.44 = 2,528,612.24 : x - Step 2: Convert to fraction form
4,247,432.24/5,861,464.44 = 2,528,612.24/x - Step 3: Cross multiply
4,247,432.24x = 5,861,464.44 × 2,528,612.24 - Step 4: Simplify right side
4,247,432.24x = 14,821,370,727,308.75 - Step 5: Solve for x
x = 14,821,370,727,308.75/4,247,432.24 - Step 6: Final answer
x = 3,489,489.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.