Finding the Fourth Proportional to 424,099.15, 585,257.26 and 233,108.44
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Solution
The fourth proportional to 424,099.15, 585,257.26 and 233,108.44 is: 321,689.88
Step by Step Solution
- Step 1: Write the proportion equation
424,099.15 : 585,257.26 = 233,108.44 : x - Step 2: Convert to fraction form
424,099.15/585,257.26 = 233,108.44/x - Step 3: Cross multiply
424,099.15x = 585,257.26 × 233,108.44 - Step 4: Simplify right side
424,099.15x = 136,428,403,950.99 - Step 5: Solve for x
x = 136,428,403,950.99/424,099.15 - Step 6: Final answer
x = 321,689.88
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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.