Finding the Third Proportional to 7,424 and 9,936
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Solution
The third proportional to 7,424 and 9,936 is: 13,297.97
Step by Step Solution
- Step 1: Write the proportion equation
7,424 : 9,936 = 9,936 : x - Step 2: Convert to fraction form
7,424/9,936 = 9,936/x - Step 3: Cross multiply
7,424x = 9,936 × 9,936 - Step 4: Simplify right side
7,424x = 98,724,096 - Step 5: Solve for x
x = 98,724,096/7,424 - Step 6: Final answer
x = 13,297.97
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Why These Related Problems?
These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.