Finding the Third Proportional to 83.21 and 182.99
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Solution
The third proportional to 83.21 and 182.99 is: 402.39
Step by Step Solution
- Step 1: Write the proportion equation
83.21 : 182.99 = 182.99 : x - Step 2: Convert to fraction form
83.21/182.99 = 182.99/x - Step 3: Cross multiply
83.21x = 182.99 × 182.99 - Step 4: Simplify right side
83.21x = 33,484.71 - Step 5: Solve for x
x = 33,484.71/83.21 - Step 6: Final answer
x = 402.39
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.