Finding the Third Proportional to 1,515,413.81 and 3,367,137.09
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Solution
The third proportional to 1,515,413.81 and 3,367,137.09 is: 7,481,528.88
Step by Step Solution
- Step 1: Write the proportion equation
1,515,413.81 : 3,367,137.09 = 3,367,137.09 : x - Step 2: Convert to fraction form
1,515,413.81/3,367,137.09 = 3,367,137.09/x - Step 3: Cross multiply
1,515,413.81x = 3,367,137.09 × 3,367,137.09 - Step 4: Simplify right side
1,515,413.81x = 11,337,612,208,107.20 - Step 5: Solve for x
x = 11,337,612,208,107.20/1,515,413.81 - Step 6: Final answer
x = 7,481,528.88
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.