Finding the Fourth Proportional to 354,410.22, 531,542.84 and 101,622.99
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Solution
The fourth proportional to 354,410.22, 531,542.84 and 101,622.99 is: 152,413.70
Step by Step Solution
- Step 1: Write the proportion equation
354,410.22 : 531,542.84 = 101,622.99 : x - Step 2: Convert to fraction form
354,410.22/531,542.84 = 101,622.99/x - Step 3: Cross multiply
354,410.22x = 531,542.84 × 101,622.99 - Step 4: Simplify right side
354,410.22x = 54,016,972,205.78 - Step 5: Solve for x
x = 54,016,972,205.78/354,410.22 - Step 6: Final answer
x = 152,413.70
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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.