Finding the Third Proportional to 7,386 and 10,555
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Solution
The third proportional to 7,386 and 10,555 is: 15,083.68
Step by Step Solution
- Step 1: Write the proportion equation
7,386 : 10,555 = 10,555 : x - Step 2: Convert to fraction form
7,386/10,555 = 10,555/x - Step 3: Cross multiply
7,386x = 10,555 × 10,555 - Step 4: Simplify right side
7,386x = 111,408,025 - Step 5: Solve for x
x = 111,408,025/7,386 - Step 6: Final answer
x = 15,083.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.