Finding the Third Proportional to 2,614 and 4,320
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Solution
The third proportional to 2,614 and 4,320 is: 7,139.40
Step by Step Solution
- Step 1: Write the proportion equation
2,614 : 4,320 = 4,320 : x - Step 2: Convert to fraction form
2,614/4,320 = 4,320/x - Step 3: Cross multiply
2,614x = 4,320 × 4,320 - Step 4: Simplify right side
2,614x = 18,662,400 - Step 5: Solve for x
x = 18,662,400/2,614 - Step 6: Final answer
x = 7,139.40
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Why These Related Problems?
These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.