Finding the Third Proportional to 2,612 and 4,388
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Solution
The third proportional to 2,612 and 4,388 is: 7,371.57
Step by Step Solution
- Step 1: Write the proportion equation
2,612 : 4,388 = 4,388 : x - Step 2: Convert to fraction form
2,612/4,388 = 4,388/x - Step 3: Cross multiply
2,612x = 4,388 × 4,388 - Step 4: Simplify right side
2,612x = 19,254,544 - Step 5: Solve for x
x = 19,254,544/2,612 - Step 6: Final answer
x = 7,371.57
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Why These Related Problems?
These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.