Finding the Fourth Proportional to 424,175.12, 585,372.84 and 233,193.32
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Solution
The fourth proportional to 424,175.12, 585,372.84 and 233,193.32 is: 321,812.92
Step by Step Solution
- Step 1: Write the proportion equation
424,175.12 : 585,372.84 = 233,193.32 : x - Step 2: Convert to fraction form
424,175.12/585,372.84 = 233,193.32/x - Step 3: Cross multiply
424,175.12x = 585,372.84 × 233,193.32 - Step 4: Simplify right side
424,175.12x = 136,505,035,997.43 - Step 5: Solve for x
x = 136,505,035,997.43/424,175.12 - Step 6: Final answer
x = 321,812.92
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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.