Finding the Fourth Proportional to 683,163.06, 1,023,622.97 and 233,638.68
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Solution
The fourth proportional to 683,163.06, 1,023,622.97 and 233,638.68 is: 350,074.43
Step by Step Solution
- Step 1: Write the proportion equation
683,163.06 : 1,023,622.97 = 233,638.68 : x - Step 2: Convert to fraction form
683,163.06/1,023,622.97 = 233,638.68/x - Step 3: Cross multiply
683,163.06x = 1,023,622.97 × 233,638.68 - Step 4: Simplify right side
683,163.06x = 239,157,917,755.21 - Step 5: Solve for x
x = 239,157,917,755.21/683,163.06 - Step 6: Final answer
x = 350,074.43
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1.5x scale
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.