Finding the Third Proportional to 122,343.75 and 248,145.75
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Solution
The third proportional to 122,343.75 and 248,145.75 is: 503,305.75
Step by Step Solution
- Step 1: Write the proportion equation
122,343.75 : 248,145.75 = 248,145.75 : x - Step 2: Convert to fraction form
122,343.75/248,145.75 = 248,145.75/x - Step 3: Cross multiply
122,343.75x = 248,145.75 × 248,145.75 - Step 4: Simplify right side
122,343.75x = 61,576,313,243.06 - Step 5: Solve for x
x = 61,576,313,243.06/122,343.75 - Step 6: Final answer
x = 503,305.75
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.