Finding the Third Proportional to 201,920 and 444,448
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Solution
The third proportional to 201,920 and 444,448 is: 978,278.65
Step by Step Solution
- Step 1: Write the proportion equation
201,920 : 444,448 = 444,448 : x - Step 2: Convert to fraction form
201,920/444,448 = 444,448/x - Step 3: Cross multiply
201,920x = 444,448 × 444,448 - Step 4: Simplify right side
201,920x = 197,534,024,704 - Step 5: Solve for x
x = 197,534,024,704/201,920 - Step 6: Final answer
x = 978,278.65
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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.