Finding the Fourth Proportional to 5,582,757.60, 8,375,302.80 and 1,796,623.20
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Solution
The fourth proportional to 5,582,757.60, 8,375,302.80 and 1,796,623.20 is: 2,695,310.17
Step by Step Solution
- Step 1: Write the proportion equation
5,582,757.60 : 8,375,302.80 = 1,796,623.20 : x - Step 2: Convert to fraction form
5,582,757.60/8,375,302.80 = 1,796,623.20/x - Step 3: Cross multiply
5,582,757.60x = 8,375,302.80 × 1,796,623.20 - Step 4: Simplify right side
5,582,757.60x = 15,047,263,317,504.96 - Step 5: Solve for x
x = 15,047,263,317,504.96/5,582,757.60 - Step 6: Final answer
x = 2,695,310.17
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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.