Finding the Third Proportional to 1,906 and 4,183
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Solution
The third proportional to 1,906 and 4,183 is: 9,180.21
Step by Step Solution
- Step 1: Write the proportion equation
1,906 : 4,183 = 4,183 : x - Step 2: Convert to fraction form
1,906/4,183 = 4,183/x - Step 3: Cross multiply
1,906x = 4,183 × 4,183 - Step 4: Simplify right side
1,906x = 17,497,489 - Step 5: Solve for x
x = 17,497,489/1,906 - Step 6: Final answer
x = 9,180.21
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.