Finding the Third Proportional to 822,147 and 1,793,307
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Solution
The third proportional to 822,147 and 1,793,307 is: 3,911,648.40
Step by Step Solution
- Step 1: Write the proportion equation
822,147 : 1,793,307 = 1,793,307 : x - Step 2: Convert to fraction form
822,147/1,793,307 = 1,793,307/x - Step 3: Cross multiply
822,147x = 1,793,307 × 1,793,307 - Step 4: Simplify right side
822,147x = 3,215,949,996,249 - Step 5: Solve for x
x = 3,215,949,996,249/822,147 - Step 6: Final answer
x = 3,911,648.40
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.