Finding the Third Proportional to 3,408 and 5,622
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Solution
The third proportional to 3,408 and 5,622 is: 9,274.32
Step by Step Solution
- Step 1: Write the proportion equation
3,408 : 5,622 = 5,622 : x - Step 2: Convert to fraction form
3,408/5,622 = 5,622/x - Step 3: Cross multiply
3,408x = 5,622 × 5,622 - Step 4: Simplify right side
3,408x = 31,606,884 - Step 5: Solve for x
x = 31,606,884/3,408 - Step 6: Final answer
x = 9,274.32
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These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.