Finding the Fourth Proportional to 1,726,270.38, 2,589,413.76 and 528,190.79
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Solution
The fourth proportional to 1,726,270.38, 2,589,413.76 and 528,190.79 is: 792,288.68
Step by Step Solution
- Step 1: Write the proportion equation
1,726,270.38 : 2,589,413.76 = 528,190.79 : x - Step 2: Convert to fraction form
1,726,270.38/2,589,413.76 = 528,190.79/x - Step 3: Cross multiply
1,726,270.38x = 2,589,413.76 × 528,190.79 - Step 4: Simplify right side
1,726,270.38x = 1,367,704,486,584.20 - Step 5: Solve for x
x = 1,367,704,486,584.20/1,726,270.38 - Step 6: Final answer
x = 792,288.68
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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.