Finding the Third Proportional to 8,468.75 and 11,313.75
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Solution
The third proportional to 8,468.75 and 11,313.75 is: 15,114.50
Step by Step Solution
- Step 1: Write the proportion equation
8,468.75 : 11,313.75 = 11,313.75 : x - Step 2: Convert to fraction form
8,468.75/11,313.75 = 11,313.75/x - Step 3: Cross multiply
8,468.75x = 11,313.75 × 11,313.75 - Step 4: Simplify right side
8,468.75x = 128,000,939.06 - Step 5: Solve for x
x = 128,000,939.06/8,468.75 - Step 6: Final answer
x = 15,114.50
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Why These Related Problems?
These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.