Finding the Third Proportional to 76,204.75 and 165,985.75
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Solution
The third proportional to 76,204.75 and 165,985.75 is: 361,542.68
Step by Step Solution
- Step 1: Write the proportion equation
76,204.75 : 165,985.75 = 165,985.75 : x - Step 2: Convert to fraction form
76,204.75/165,985.75 = 165,985.75/x - Step 3: Cross multiply
76,204.75x = 165,985.75 × 165,985.75 - Step 4: Simplify right side
76,204.75x = 27,551,269,203.06 - Step 5: Solve for x
x = 27,551,269,203.06/76,204.75 - Step 6: Final answer
x = 361,542.68
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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.