Finding the Third Proportional to 7,348.50 and 15,087
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Solution
The third proportional to 7,348.50 and 15,087 is: 30,974.70
Step by Step Solution
- Step 1: Write the proportion equation
7,348.50 : 15,087 = 15,087 : x - Step 2: Convert to fraction form
7,348.50/15,087 = 15,087/x - Step 3: Cross multiply
7,348.50x = 15,087 × 15,087 - Step 4: Simplify right side
7,348.50x = 227,617,569 - Step 5: Solve for x
x = 227,617,569/7,348.50 - Step 6: Final answer
x = 30,974.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.