Finding the Third Proportional to 855,897 and 1,324,563
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Solution
The third proportional to 855,897 and 1,324,563 is: 2,049,857.80
Step by Step Solution
- Step 1: Write the proportion equation
855,897 : 1,324,563 = 1,324,563 : x - Step 2: Convert to fraction form
855,897/1,324,563 = 1,324,563/x - Step 3: Cross multiply
855,897x = 1,324,563 × 1,324,563 - Step 4: Simplify right side
855,897x = 1,754,467,140,969 - Step 5: Solve for x
x = 1,754,467,140,969/855,897 - Step 6: Final answer
x = 2,049,857.80
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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.