Finding the Third Proportional to 4,163.63 and 8,992.13
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Solution
The third proportional to 4,163.63 and 8,992.13 is: 19,420.17
Step by Step Solution
- Step 1: Write the proportion equation
4,163.63 : 8,992.13 = 8,992.13 : x - Step 2: Convert to fraction form
4,163.63/8,992.13 = 8,992.13/x - Step 3: Cross multiply
4,163.63x = 8,992.13 × 8,992.13 - Step 4: Simplify right side
4,163.63x = 80,858,312.02 - Step 5: Solve for x
x = 80,858,312.02/4,163.63 - Step 6: Final answer
x = 19,420.17
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.