Finding the Fourth Proportional to 492,998.26, 739,579.17 and 173,067.19
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Solution
The fourth proportional to 492,998.26, 739,579.17 and 173,067.19 is: 259,629.49
Step by Step Solution
- Step 1: Write the proportion equation
492,998.26 : 739,579.17 = 173,067.19 : x - Step 2: Convert to fraction form
492,998.26/739,579.17 = 173,067.19/x - Step 3: Cross multiply
492,998.26x = 739,579.17 × 173,067.19 - Step 4: Simplify right side
492,998.26x = 127,996,888,734.43 - Step 5: Solve for x
x = 127,996,888,734.43/492,998.26 - Step 6: Final answer
x = 259,629.49
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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.