Finding the Fourth Proportional to 588,181.58, 811,042.23 and 406,578.23
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Solution
The fourth proportional to 588,181.58, 811,042.23 and 406,578.23 is: 560,629.79
Step by Step Solution
- Step 1: Write the proportion equation
588,181.58 : 811,042.23 = 406,578.23 : x - Step 2: Convert to fraction form
588,181.58/811,042.23 = 406,578.23/x - Step 3: Cross multiply
588,181.58x = 811,042.23 × 406,578.23 - Step 4: Simplify right side
588,181.58x = 329,752,114,839.52 - Step 5: Solve for x
x = 329,752,114,839.52/588,181.58 - Step 6: Final answer
x = 560,629.79
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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.