Finding the Fourth Proportional to 416,361.70, 574,581.93 and 232,600.18
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Solution
The fourth proportional to 416,361.70, 574,581.93 and 232,600.18 is: 320,989.80
Step by Step Solution
- Step 1: Write the proportion equation
416,361.70 : 574,581.93 = 232,600.18 : x - Step 2: Convert to fraction form
416,361.70/574,581.93 = 232,600.18/x - Step 3: Cross multiply
416,361.70x = 574,581.93 × 232,600.18 - Step 4: Simplify right side
416,361.70x = 133,647,860,342.75 - Step 5: Solve for x
x = 133,647,860,342.75/416,361.70 - Step 6: Final answer
x = 320,989.80
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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.