Finding the Fourth Proportional to 1,471,906.46, 2,031,288.50 and 827,324.66
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Solution
The fourth proportional to 1,471,906.46, 2,031,288.50 and 827,324.66 is: 1,141,740.40
Step by Step Solution
- Step 1: Write the proportion equation
1,471,906.46 : 2,031,288.50 = 827,324.66 : x - Step 2: Convert to fraction form
1,471,906.46/2,031,288.50 = 827,324.66/x - Step 3: Cross multiply
1,471,906.46x = 2,031,288.50 × 827,324.66 - Step 4: Simplify right side
1,471,906.46x = 1,680,535,067,624.41 - Step 5: Solve for x
x = 1,680,535,067,624.41/1,471,906.46 - Step 6: Final answer
x = 1,141,740.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.