Finding the Third Proportional to 965,115 and 2,079,813
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Solution
The third proportional to 965,115 and 2,079,813 is: 4,481,975.84
Step by Step Solution
- Step 1: Write the proportion equation
965,115 : 2,079,813 = 2,079,813 : x - Step 2: Convert to fraction form
965,115/2,079,813 = 2,079,813/x - Step 3: Cross multiply
965,115x = 2,079,813 × 2,079,813 - Step 4: Simplify right side
965,115x = 4,325,622,114,969 - Step 5: Solve for x
x = 4,325,622,114,969/965,115 - Step 6: Final answer
x = 4,481,975.84
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.