Finding the Third Proportional to 5,086,239.75 and 7,640,740.13
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Solution
The third proportional to 5,086,239.75 and 7,640,740.13 is: 11,478,206.40
Step by Step Solution
- Step 1: Write the proportion equation
5,086,239.75 : 7,640,740.13 = 7,640,740.13 : x - Step 2: Convert to fraction form
5,086,239.75/7,640,740.13 = 7,640,740.13/x - Step 3: Cross multiply
5,086,239.75x = 7,640,740.13 × 7,640,740.13 - Step 4: Simplify right side
5,086,239.75x = 58,380,909,657,785.02 - Step 5: Solve for x
x = 58,380,909,657,785.02/5,086,239.75 - Step 6: Final answer
x = 11,478,206.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.