Finding the Fourth Proportional to 424,214.29, 585,400.66 and 233,226.19
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Solution
The fourth proportional to 424,214.29, 585,400.66 and 233,226.19 is: 321,843.86
Step by Step Solution
- Step 1: Write the proportion equation
424,214.29 : 585,400.66 = 233,226.19 : x - Step 2: Convert to fraction form
424,214.29/585,400.66 = 233,226.19/x - Step 3: Cross multiply
424,214.29x = 585,400.66 × 233,226.19 - Step 4: Simplify right side
424,214.29x = 136,530,765,555.29 - Step 5: Solve for x
x = 136,530,765,555.29/424,214.29 - Step 6: Final answer
x = 321,843.86
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1.5x scale
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.