Finding the Third Proportional to 2,986 and 4,656
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Solution
The third proportional to 2,986 and 4,656 is: 7,259.99
Step by Step Solution
- Step 1: Write the proportion equation
2,986 : 4,656 = 4,656 : x - Step 2: Convert to fraction form
2,986/4,656 = 4,656/x - Step 3: Cross multiply
2,986x = 4,656 × 4,656 - Step 4: Simplify right side
2,986x = 21,678,336 - Step 5: Solve for x
x = 21,678,336/2,986 - Step 6: Final answer
x = 7,259.99
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.