Finding the Third Proportional to 11,560 and 18,516
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Solution
The third proportional to 11,560 and 18,516 is: 29,657.63
Step by Step Solution
- Step 1: Write the proportion equation
11,560 : 18,516 = 18,516 : x - Step 2: Convert to fraction form
11,560/18,516 = 18,516/x - Step 3: Cross multiply
11,560x = 18,516 × 18,516 - Step 4: Simplify right side
11,560x = 342,842,256 - Step 5: Solve for x
x = 342,842,256/11,560 - Step 6: Final answer
x = 29,657.63
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Why These Related Problems?
These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.