Finding the Third Proportional to 1,708 and 3,728
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Solution
The third proportional to 1,708 and 3,728 is: 8,136.99
Step by Step Solution
- Step 1: Write the proportion equation
1,708 : 3,728 = 3,728 : x - Step 2: Convert to fraction form
1,708/3,728 = 3,728/x - Step 3: Cross multiply
1,708x = 3,728 × 3,728 - Step 4: Simplify right side
1,708x = 13,897,984 - Step 5: Solve for x
x = 13,897,984/1,708 - Step 6: Final answer
x = 8,136.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.