Finding the Fourth Proportional to 1,135,732.26, 1,703,229.85 and 377,370.11
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Solution
The fourth proportional to 1,135,732.26, 1,703,229.85 and 377,370.11 is: 565,932.71
Step by Step Solution
- Step 1: Write the proportion equation
1,135,732.26 : 1,703,229.85 = 377,370.11 : x - Step 2: Convert to fraction form
1,135,732.26/1,703,229.85 = 377,370.11/x - Step 3: Cross multiply
1,135,732.26x = 1,703,229.85 × 377,370.11 - Step 4: Simplify right side
1,135,732.26x = 642,748,040,579.57 - Step 5: Solve for x
x = 642,748,040,579.57/1,135,732.26 - Step 6: Final answer
x = 565,932.71
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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.