Finding the Third Proportional to 909,162 and 1,914,174
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Solution
The third proportional to 909,162 and 1,914,174 is: 4,030,153.15
Step by Step Solution
- Step 1: Write the proportion equation
909,162 : 1,914,174 = 1,914,174 : x - Step 2: Convert to fraction form
909,162/1,914,174 = 1,914,174/x - Step 3: Cross multiply
909,162x = 1,914,174 × 1,914,174 - Step 4: Simplify right side
909,162x = 3,664,062,102,276 - Step 5: Solve for x
x = 3,664,062,102,276/909,162 - Step 6: Final answer
x = 4,030,153.15
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.