Finding the Third Proportional to 64,448 and 91,232
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Solution
The third proportional to 64,448 and 91,232 is: 129,147.19
Step by Step Solution
- Step 1: Write the proportion equation
64,448 : 91,232 = 91,232 : x - Step 2: Convert to fraction form
64,448/91,232 = 91,232/x - Step 3: Cross multiply
64,448x = 91,232 × 91,232 - Step 4: Simplify right side
64,448x = 8,323,277,824 - Step 5: Solve for x
x = 8,323,277,824/64,448 - Step 6: Final answer
x = 129,147.19
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Why These Related Problems?
These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.