Finding the Fourth Proportional to 173,201.20, 259,801.80 and 173,201.20
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Solution
The fourth proportional to 173,201.20, 259,801.80 and 173,201.20 is: 259,801.80
Step by Step Solution
- Step 1: Write the proportion equation
173,201.20 : 259,801.80 = 173,201.20 : x - Step 2: Convert to fraction form
173,201.20/259,801.80 = 173,201.20/x - Step 3: Cross multiply
173,201.20x = 259,801.80 × 173,201.20 - Step 4: Simplify right side
173,201.20x = 44,997,983,522.16 - Step 5: Solve for x
x = 44,997,983,522.16/173,201.20 - Step 6: Final answer
x = 259,801.80
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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.