Finding the Fourth Proportional to 5,998,003.68, 8,277,039.20 and 3,420,514.02
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Solution
The fourth proportional to 5,998,003.68, 8,277,039.20 and 3,420,514.02 is: 4,720,191.94
Step by Step Solution
- Step 1: Write the proportion equation
5,998,003.68 : 8,277,039.20 = 3,420,514.02 : x - Step 2: Convert to fraction form
5,998,003.68/8,277,039.20 = 3,420,514.02/x - Step 3: Cross multiply
5,998,003.68x = 8,277,039.20 × 3,420,514.02 - Step 4: Simplify right side
5,998,003.68x = 28,311,728,627,689.59 - Step 5: Solve for x
x = 28,311,728,627,689.59/5,998,003.68 - Step 6: Final answer
x = 4,720,191.94
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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.