Finding the Fourth Proportional to 424,253.49, 585,472.02 and 233,279.19
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Solution
The fourth proportional to 424,253.49, 585,472.02 and 233,279.19 is: 321,926.49
Step by Step Solution
- Step 1: Write the proportion equation
424,253.49 : 585,472.02 = 233,279.19 : x - Step 2: Convert to fraction form
424,253.49/585,472.02 = 233,279.19/x - Step 3: Cross multiply
424,253.49x = 585,472.02 × 233,279.19 - Step 4: Simplify right side
424,253.49x = 136,578,438,593.26 - Step 5: Solve for x
x = 136,578,438,593.26/424,253.49 - Step 6: Final answer
x = 321,926.49
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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.