Finding the Fourth Proportional to 1,192,138.58, 1,645,194.50 and 682,939.37
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Solution
The fourth proportional to 1,192,138.58, 1,645,194.50 and 682,939.37 is: 942,481.11
Step by Step Solution
- Step 1: Write the proportion equation
1,192,138.58 : 1,645,194.50 = 682,939.37 : x - Step 2: Convert to fraction form
1,192,138.58/1,645,194.50 = 682,939.37/x - Step 3: Cross multiply
1,192,138.58x = 1,645,194.50 × 682,939.37 - Step 4: Simplify right side
1,192,138.58x = 1,123,568,083,716.80 - Step 5: Solve for x
x = 1,123,568,083,716.80/1,192,138.58 - Step 6: Final answer
x = 942,481.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.