Finding the Fourth Proportional to 954,115.80, 1,431,173.70 and 744,163.80
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Solution
The fourth proportional to 954,115.80, 1,431,173.70 and 744,163.80 is: 1,116,245.70
Step by Step Solution
- Step 1: Write the proportion equation
954,115.80 : 1,431,173.70 = 744,163.80 : x - Step 2: Convert to fraction form
954,115.80/1,431,173.70 = 744,163.80/x - Step 3: Cross multiply
954,115.80x = 1,431,173.70 × 744,163.80 - Step 4: Simplify right side
954,115.80x = 1,065,027,659,052.06 - Step 5: Solve for x
x = 1,065,027,659,052.06/954,115.80 - Step 6: Final answer
x = 1,116,245.70
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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.