Finding the Fourth Proportional to 416,458.32, 624,714.84 and 167,107.92
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Solution
The fourth proportional to 416,458.32, 624,714.84 and 167,107.92 is: 250,672.86
Step by Step Solution
- Step 1: Write the proportion equation
416,458.32 : 624,714.84 = 167,107.92 : x - Step 2: Convert to fraction form
416,458.32/624,714.84 = 167,107.92/x - Step 3: Cross multiply
416,458.32x = 624,714.84 × 167,107.92 - Step 4: Simplify right side
416,458.32x = 104,394,797,505.53 - Step 5: Solve for x
x = 104,394,797,505.53/416,458.32 - Step 6: Final answer
x = 250,672.86
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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.