Finding the Fourth Proportional to 226,270.26, 339,400.12 and 113,920.31
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Solution
The fourth proportional to 226,270.26, 339,400.12 and 113,920.31 is: 170,877.81
Step by Step Solution
- Step 1: Write the proportion equation
226,270.26 : 339,400.12 = 113,920.31 : x - Step 2: Convert to fraction form
226,270.26/339,400.12 = 113,920.31/x - Step 3: Cross multiply
226,270.26x = 339,400.12 × 113,920.31 - Step 4: Simplify right side
226,270.26x = 38,664,566,884.44 - Step 5: Solve for x
x = 38,664,566,884.44/226,270.26 - Step 6: Final answer
x = 170,877.81
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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.