Finding the Third Proportional to 115,242.75 and 236,175.75
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Solution
The third proportional to 115,242.75 and 236,175.75 is: 484,012.96
Step by Step Solution
- Step 1: Write the proportion equation
115,242.75 : 236,175.75 = 236,175.75 : x - Step 2: Convert to fraction form
115,242.75/236,175.75 = 236,175.75/x - Step 3: Cross multiply
115,242.75x = 236,175.75 × 236,175.75 - Step 4: Simplify right side
115,242.75x = 55,778,984,888.06 - Step 5: Solve for x
x = 55,778,984,888.06/115,242.75 - Step 6: Final answer
x = 484,012.96
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.