Finding the Third Proportional to 3,894.50 and 6,199.75
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Solution
The third proportional to 3,894.50 and 6,199.75 is: 9,869.53
Step by Step Solution
- Step 1: Write the proportion equation
3,894.50 : 6,199.75 = 6,199.75 : x - Step 2: Convert to fraction form
3,894.50/6,199.75 = 6,199.75/x - Step 3: Cross multiply
3,894.50x = 6,199.75 × 6,199.75 - Step 4: Simplify right side
3,894.50x = 38,436,900.06 - Step 5: Solve for x
x = 38,436,900.06/3,894.50 - Step 6: Final answer
x = 9,869.53
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.