Finding the Fourth Proportional to 5,985,777.20, 8,260,373.43 and 3,269,523.20
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Solution
The fourth proportional to 5,985,777.20, 8,260,373.43 and 3,269,523.20 is: 4,511,942.50
Step by Step Solution
- Step 1: Write the proportion equation
5,985,777.20 : 8,260,373.43 = 3,269,523.20 : x - Step 2: Convert to fraction form
5,985,777.20/8,260,373.43 = 3,269,523.20/x - Step 3: Cross multiply
5,985,777.20x = 8,260,373.43 × 3,269,523.20 - Step 4: Simplify right side
5,985,777.20x = 27,007,482,528,746.71 - Step 5: Solve for x
x = 27,007,482,528,746.71/5,985,777.20 - Step 6: Final answer
x = 4,511,942.50
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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.