Finding the Fourth Proportional to 5,598,351.90, 8,406,385.20 and 4,252,034.70
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Solution
The fourth proportional to 5,598,351.90, 8,406,385.20 and 4,252,034.70 is: 6,384,779.34
Step by Step Solution
- Step 1: Write the proportion equation
5,598,351.90 : 8,406,385.20 = 4,252,034.70 : x - Step 2: Convert to fraction form
5,598,351.90/8,406,385.20 = 4,252,034.70/x - Step 3: Cross multiply
5,598,351.90x = 8,406,385.20 × 4,252,034.70 - Step 4: Simplify right side
5,598,351.90x = 35,744,241,571,966.44 - Step 5: Solve for x
x = 35,744,241,571,966.44/5,598,351.90 - Step 6: Final answer
x = 6,384,779.34
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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.