Finding the Fourth Proportional to 362,207.54, 543,311.36 and 125,550.23
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Solution
The fourth proportional to 362,207.54, 543,311.36 and 125,550.23 is: 188,325.35
Step by Step Solution
- Step 1: Write the proportion equation
362,207.54 : 543,311.36 = 125,550.23 : x - Step 2: Convert to fraction form
362,207.54/543,311.36 = 125,550.23/x - Step 3: Cross multiply
362,207.54x = 543,311.36 × 125,550.23 - Step 4: Simplify right side
362,207.54x = 68,212,862,865.30 - Step 5: Solve for x
x = 68,212,862,865.30/362,207.54 - Step 6: Final answer
x = 188,325.35
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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.