Finding the Fourth Proportional to 417,235.98, 625,902.84 and 132,826.92
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Solution
The fourth proportional to 417,235.98, 625,902.84 and 132,826.92 is: 199,255.94
Step by Step Solution
- Step 1: Write the proportion equation
417,235.98 : 625,902.84 = 132,826.92 : x - Step 2: Convert to fraction form
417,235.98/625,902.84 = 132,826.92/x - Step 3: Cross multiply
417,235.98x = 625,902.84 × 132,826.92 - Step 4: Simplify right side
417,235.98x = 83,136,746,456.45 - Step 5: Solve for x
x = 83,136,746,456.45/417,235.98 - Step 6: Final answer
x = 199,255.94
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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.