Finding the Third Proportional to 11,660 and 18,076
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Solution
The third proportional to 11,660 and 18,076 is: 28,022.45
Step by Step Solution
- Step 1: Write the proportion equation
11,660 : 18,076 = 18,076 : x - Step 2: Convert to fraction form
11,660/18,076 = 18,076/x - Step 3: Cross multiply
11,660x = 18,076 × 18,076 - Step 4: Simplify right side
11,660x = 326,741,776 - Step 5: Solve for x
x = 326,741,776/11,660 - Step 6: Final answer
x = 28,022.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.