Finding the Third Proportional to 2,176 and 3,328
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Solution
The third proportional to 2,176 and 3,328 is: 5,089.88
Step by Step Solution
- Step 1: Write the proportion equation
2,176 : 3,328 = 3,328 : x - Step 2: Convert to fraction form
2,176/3,328 = 3,328/x - Step 3: Cross multiply
2,176x = 3,328 × 3,328 - Step 4: Simplify right side
2,176x = 11,075,584 - Step 5: Solve for x
x = 11,075,584/2,176 - Step 6: Final answer
x = 5,089.88
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.