Finding the Fourth Proportional to 1,669,581.44, 2,503,846.56 and 547,388
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Solution
The fourth proportional to 1,669,581.44, 2,503,846.56 and 547,388 is: 820,909.68
Step by Step Solution
- Step 1: Write the proportion equation
1,669,581.44 : 2,503,846.56 = 547,388 : x - Step 2: Convert to fraction form
1,669,581.44/2,503,846.56 = 547,388/x - Step 3: Cross multiply
1,669,581.44x = 2,503,846.56 × 547,388 - Step 4: Simplify right side
1,669,581.44x = 1,370,575,560,785.28 - Step 5: Solve for x
x = 1,370,575,560,785.28/1,669,581.44 - Step 6: Final answer
x = 820,909.68
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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.