Finding the Third Proportional to 939,914 and 1,986,977
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Solution
The third proportional to 939,914 and 1,986,977 is: 4,200,466.85
Step by Step Solution
- Step 1: Write the proportion equation
939,914 : 1,986,977 = 1,986,977 : x - Step 2: Convert to fraction form
939,914/1,986,977 = 1,986,977/x - Step 3: Cross multiply
939,914x = 1,986,977 × 1,986,977 - Step 4: Simplify right side
939,914x = 3,948,077,598,529 - Step 5: Solve for x
x = 3,948,077,598,529/939,914 - Step 6: Final answer
x = 4,200,466.85
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.