Finding the Fourth Proportional to 1,193,941.92, 1,647,107.28 and 806,632.68
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Solution
The fourth proportional to 1,193,941.92, 1,647,107.28 and 806,632.68 is: 1,112,793.29
Step by Step Solution
- Step 1: Write the proportion equation
1,193,941.92 : 1,647,107.28 = 806,632.68 : x - Step 2: Convert to fraction form
1,193,941.92/1,647,107.28 = 806,632.68/x - Step 3: Cross multiply
1,193,941.92x = 1,647,107.28 × 806,632.68 - Step 4: Simplify right side
1,193,941.92x = 1,328,610,559,513.91 - Step 5: Solve for x
x = 1,328,610,559,513.91/1,193,941.92 - Step 6: Final answer
x = 1,112,793.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.