Finding the Third Proportional to 931.50 and 2,025
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Solution
The third proportional to 931.50 and 2,025 is: 4,402.17
Step by Step Solution
- Step 1: Write the proportion equation
931.50 : 2,025 = 2,025 : x - Step 2: Convert to fraction form
931.50/2,025 = 2,025/x - Step 3: Cross multiply
931.50x = 2,025 × 2,025 - Step 4: Simplify right side
931.50x = 4,100,625 - Step 5: Solve for x
x = 4,100,625/931.50 - Step 6: Final answer
x = 4,402.17
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.