Finding the Third Proportional to 3,351.09 and 5,020.31
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Solution
The third proportional to 3,351.09 and 5,020.31 is: 7,520.99
Step by Step Solution
- Step 1: Write the proportion equation
3,351.09 : 5,020.31 = 5,020.31 : x - Step 2: Convert to fraction form
3,351.09/5,020.31 = 5,020.31/x - Step 3: Cross multiply
3,351.09x = 5,020.31 × 5,020.31 - Step 4: Simplify right side
3,351.09x = 25,203,537.60 - Step 5: Solve for x
x = 25,203,537.60/3,351.09 - Step 6: Final answer
x = 7,520.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.