Finding the Third Proportional to 4,199.63 and 8,853.75
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Solution
The third proportional to 4,199.63 and 8,853.75 is: 18,665.69
Step by Step Solution
- Step 1: Write the proportion equation
4,199.63 : 8,853.75 = 8,853.75 : x - Step 2: Convert to fraction form
4,199.63/8,853.75 = 8,853.75/x - Step 3: Cross multiply
4,199.63x = 8,853.75 × 8,853.75 - Step 4: Simplify right side
4,199.63x = 78,388,889.06 - Step 5: Solve for x
x = 78,388,889.06/4,199.63 - Step 6: Final answer
x = 18,665.69
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.