Finding the Fourth Proportional to 488,893.80, 674,619.36 and 271,096.98
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Solution
The fourth proportional to 488,893.80, 674,619.36 and 271,096.98 is: 374,083.84
Step by Step Solution
- Step 1: Write the proportion equation
488,893.80 : 674,619.36 = 271,096.98 : x - Step 2: Convert to fraction form
488,893.80/674,619.36 = 271,096.98/x - Step 3: Cross multiply
488,893.80x = 674,619.36 × 271,096.98 - Step 4: Simplify right side
488,893.80x = 182,887,271,145.53 - Step 5: Solve for x
x = 182,887,271,145.53/488,893.80 - Step 6: Final answer
x = 374,083.84
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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.