Finding the Third Proportional to 7,454 and 15,380.50
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Solution
The third proportional to 7,454 and 15,380.50 is: 31,735.95
Step by Step Solution
- Step 1: Write the proportion equation
7,454 : 15,380.50 = 15,380.50 : x - Step 2: Convert to fraction form
7,454/15,380.50 = 15,380.50/x - Step 3: Cross multiply
7,454x = 15,380.50 × 15,380.50 - Step 4: Simplify right side
7,454x = 236,559,780.25 - Step 5: Solve for x
x = 236,559,780.25/7,454 - Step 6: Final answer
x = 31,735.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.