Finding the Third Proportional to 62,820.25 and 135,481.99
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Solution
The third proportional to 62,820.25 and 135,481.99 is: 292,188.77
Step by Step Solution
- Step 1: Write the proportion equation
62,820.25 : 135,481.99 = 135,481.99 : x - Step 2: Convert to fraction form
62,820.25/135,481.99 = 135,481.99/x - Step 3: Cross multiply
62,820.25x = 135,481.99 × 135,481.99 - Step 4: Simplify right side
62,820.25x = 18,355,370,207.09 - Step 5: Solve for x
x = 18,355,370,207.09/62,820.25 - Step 6: Final answer
x = 292,188.77
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.