Finding the Third Proportional to 3,163.75 and 4,745.75
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Solution
The third proportional to 3,163.75 and 4,745.75 is: 7,118.81
Step by Step Solution
- Step 1: Write the proportion equation
3,163.75 : 4,745.75 = 4,745.75 : x - Step 2: Convert to fraction form
3,163.75/4,745.75 = 4,745.75/x - Step 3: Cross multiply
3,163.75x = 4,745.75 × 4,745.75 - Step 4: Simplify right side
3,163.75x = 22,522,143.06 - Step 5: Solve for x
x = 22,522,143.06/3,163.75 - Step 6: Final answer
x = 7,118.81
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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.