Finding the Fourth Proportional to 5,040,234.24, 7,560,378.56 and 1,253,717.12
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Solution
The fourth proportional to 5,040,234.24, 7,560,378.56 and 1,253,717.12 is: 1,880,582.45
Step by Step Solution
- Step 1: Write the proportion equation
5,040,234.24 : 7,560,378.56 = 1,253,717.12 : x - Step 2: Convert to fraction form
5,040,234.24/7,560,378.56 = 1,253,717.12/x - Step 3: Cross multiply
5,040,234.24x = 7,560,378.56 × 1,253,717.12 - Step 4: Simplify right side
5,040,234.24x = 9,478,576,034,352.95 - Step 5: Solve for x
x = 9,478,576,034,352.95/5,040,234.24 - Step 6: Final answer
x = 1,880,582.45
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1.5x scale
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.