Finding the Third Proportional to 2,786.91 and 4,206.94
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Solution
The third proportional to 2,786.91 and 4,206.94 is: 6,350.53
Step by Step Solution
- Step 1: Write the proportion equation
2,786.91 : 4,206.94 = 4,206.94 : x - Step 2: Convert to fraction form
2,786.91/4,206.94 = 4,206.94/x - Step 3: Cross multiply
2,786.91x = 4,206.94 × 4,206.94 - Step 4: Simplify right side
2,786.91x = 17,698,323.13 - Step 5: Solve for x
x = 17,698,323.13/2,786.91 - Step 6: Final answer
x = 6,350.53
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.