Finding the Fourth Proportional to 454,175.98, 681,241.31 and 169,845.62
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Solution
The fourth proportional to 454,175.98, 681,241.31 and 169,845.62 is: 254,759.96
Step by Step Solution
- Step 1: Write the proportion equation
454,175.98 : 681,241.31 = 169,845.62 : x - Step 2: Convert to fraction form
454,175.98/681,241.31 = 169,845.62/x - Step 3: Cross multiply
454,175.98x = 681,241.31 × 169,845.62 - Step 4: Simplify right side
454,175.98x = 115,705,853,520.44 - Step 5: Solve for x
x = 115,705,853,520.44/454,175.98 - Step 6: Final answer
x = 254,759.96
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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.