Finding the Third Proportional to 963 and 1,900
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Solution
The third proportional to 963 and 1,900 is: 3,748.70
Step by Step Solution
- Step 1: Write the proportion equation
963 : 1,900 = 1,900 : x - Step 2: Convert to fraction form
963/1,900 = 1,900/x - Step 3: Cross multiply
963x = 1,900 × 1,900 - Step 4: Simplify right side
963x = 3,610,000 - Step 5: Solve for x
x = 3,610,000/963 - Step 6: Final answer
x = 3,748.70
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Why These Related Problems?
These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.