Finding the Third Proportional to 985,194 and 2,122,315.50
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Solution
The third proportional to 985,194 and 2,122,315.50 is: 4,571,914.85
Step by Step Solution
- Step 1: Write the proportion equation
985,194 : 2,122,315.50 = 2,122,315.50 : x - Step 2: Convert to fraction form
985,194/2,122,315.50 = 2,122,315.50/x - Step 3: Cross multiply
985,194x = 2,122,315.50 × 2,122,315.50 - Step 4: Simplify right side
985,194x = 4,504,223,081,540.25 - Step 5: Solve for x
x = 4,504,223,081,540.25/985,194 - Step 6: Final answer
x = 4,571,914.85
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.