Finding the Fourth Proportional to 5,920,213.20, 8,879,570.76 and 1,876,739.98
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Solution
The fourth proportional to 5,920,213.20, 8,879,570.76 and 1,876,739.98 is: 2,814,872.52
Step by Step Solution
- Step 1: Write the proportion equation
5,920,213.20 : 8,879,570.76 = 1,876,739.98 : x - Step 2: Convert to fraction form
5,920,213.20/8,879,570.76 = 1,876,739.98/x - Step 3: Cross multiply
5,920,213.20x = 8,879,570.76 × 1,876,739.98 - Step 4: Simplify right side
5,920,213.20x = 16,664,645,441,147.29 - Step 5: Solve for x
x = 16,664,645,441,147.29/5,920,213.20 - Step 6: Final answer
x = 2,814,872.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.