Finding the Third Proportional to 647,794.50 and 1,423,125
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Solution
The third proportional to 647,794.50 and 1,423,125 is: 3,126,430.94
Step by Step Solution
- Step 1: Write the proportion equation
647,794.50 : 1,423,125 = 1,423,125 : x - Step 2: Convert to fraction form
647,794.50/1,423,125 = 1,423,125/x - Step 3: Cross multiply
647,794.50x = 1,423,125 × 1,423,125 - Step 4: Simplify right side
647,794.50x = 2,025,284,765,625 - Step 5: Solve for x
x = 2,025,284,765,625/647,794.50 - Step 6: Final answer
x = 3,126,430.94
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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.