Finding the Fourth Proportional to 424,396.33, 585,671.82 and 233,412.91
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Solution
The fourth proportional to 424,396.33, 585,671.82 and 233,412.91 is: 322,112.50
Step by Step Solution
- Step 1: Write the proportion equation
424,396.33 : 585,671.82 = 233,412.91 : x - Step 2: Convert to fraction form
424,396.33/585,671.82 = 233,412.91/x - Step 3: Cross multiply
424,396.33x = 585,671.82 × 233,412.91 - Step 4: Simplify right side
424,396.33x = 136,703,361,471.72 - Step 5: Solve for x
x = 136,703,361,471.72/424,396.33 - Step 6: Final answer
x = 322,112.50
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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.