Finding the Third Proportional to 443,243 and 979,798
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Solution
The third proportional to 443,243 and 979,798 is: 2,165,864.14
Step by Step Solution
- Step 1: Write the proportion equation
443,243 : 979,798 = 979,798 : x - Step 2: Convert to fraction form
443,243/979,798 = 979,798/x - Step 3: Cross multiply
443,243x = 979,798 × 979,798 - Step 4: Simplify right side
443,243x = 960,004,120,804 - Step 5: Solve for x
x = 960,004,120,804/443,243 - Step 6: Final answer
x = 2,165,864.14
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.