Finding the Third Proportional to 4,745.81 and 6,936.19
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Solution
The third proportional to 4,745.81 and 6,936.19 is: 10,137.50
Step by Step Solution
- Step 1: Write the proportion equation
4,745.81 : 6,936.19 = 6,936.19 : x - Step 2: Convert to fraction form
4,745.81/6,936.19 = 6,936.19/x - Step 3: Cross multiply
4,745.81x = 6,936.19 × 6,936.19 - Step 4: Simplify right side
4,745.81x = 48,110,697.04 - Step 5: Solve for x
x = 48,110,697.04/4,745.81 - Step 6: Final answer
x = 10,137.50
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.