Finding the Third Proportional to 84,619.50 and 180,105.75
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Solution
The third proportional to 84,619.50 and 180,105.75 is: 383,340.50
Step by Step Solution
- Step 1: Write the proportion equation
84,619.50 : 180,105.75 = 180,105.75 : x - Step 2: Convert to fraction form
84,619.50/180,105.75 = 180,105.75/x - Step 3: Cross multiply
84,619.50x = 180,105.75 × 180,105.75 - Step 4: Simplify right side
84,619.50x = 32,438,081,183.06 - Step 5: Solve for x
x = 32,438,081,183.06/84,619.50 - Step 6: Final answer
x = 383,340.50
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.