Finding the Third Proportional to 4,024.69 and 8,742.94
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Solution
The third proportional to 4,024.69 and 8,742.94 is: 18,992.52
Step by Step Solution
- Step 1: Write the proportion equation
4,024.69 : 8,742.94 = 8,742.94 : x - Step 2: Convert to fraction form
4,024.69/8,742.94 = 8,742.94/x - Step 3: Cross multiply
4,024.69x = 8,742.94 × 8,742.94 - Step 4: Simplify right side
4,024.69x = 76,438,956.13 - Step 5: Solve for x
x = 76,438,956.13/4,024.69 - Step 6: Final answer
x = 18,992.52
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.