Finding the Third Proportional to 84,624.75 and 172,509.75
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Solution
The third proportional to 84,624.75 and 172,509.75 is: 351,665.60
Step by Step Solution
- Step 1: Write the proportion equation
84,624.75 : 172,509.75 = 172,509.75 : x - Step 2: Convert to fraction form
84,624.75/172,509.75 = 172,509.75/x - Step 3: Cross multiply
84,624.75x = 172,509.75 × 172,509.75 - Step 4: Simplify right side
84,624.75x = 29,759,613,845.06 - Step 5: Solve for x
x = 29,759,613,845.06/84,624.75 - Step 6: Final answer
x = 351,665.60
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.