Finding the Third Proportional to 1,886 and 3,950
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Solution
The third proportional to 1,886 and 3,950 is: 8,272.80
Step by Step Solution
- Step 1: Write the proportion equation
1,886 : 3,950 = 3,950 : x - Step 2: Convert to fraction form
1,886/3,950 = 3,950/x - Step 3: Cross multiply
1,886x = 3,950 × 3,950 - Step 4: Simplify right side
1,886x = 15,602,500 - Step 5: Solve for x
x = 15,602,500/1,886 - Step 6: Final answer
x = 8,272.80
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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.