Finding the Fourth Proportional to 488,844.18, 674,593.20 and 271,051.74
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Solution
The fourth proportional to 488,844.18, 674,593.20 and 271,051.74 is: 374,044.88
Step by Step Solution
- Step 1: Write the proportion equation
488,844.18 : 674,593.20 = 271,051.74 : x - Step 2: Convert to fraction form
488,844.18/674,593.20 = 271,051.74/x - Step 3: Cross multiply
488,844.18x = 674,593.20 × 271,051.74 - Step 4: Simplify right side
488,844.18x = 182,849,660,652.17 - Step 5: Solve for x
x = 182,849,660,652.17/488,844.18 - Step 6: Final answer
x = 374,044.88
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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.