Finding the Fourth Proportional to 693,599.26, 1,040,398.88 and 194,963.26
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Solution
The fourth proportional to 693,599.26, 1,040,398.88 and 194,963.26 is: 292,444.89
Step by Step Solution
- Step 1: Write the proportion equation
693,599.26 : 1,040,398.88 = 194,963.26 : x - Step 2: Convert to fraction form
693,599.26/1,040,398.88 = 194,963.26/x - Step 3: Cross multiply
693,599.26x = 1,040,398.88 × 194,963.26 - Step 4: Simplify right side
693,599.26x = 202,839,557,345.15 - Step 5: Solve for x
x = 202,839,557,345.15/693,599.26 - Step 6: Final answer
x = 292,444.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.