Finding the Fourth Proportional to 1,193,329.15, 1,789,438.76 and 434,642.44
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Solution
The fourth proportional to 1,193,329.15, 1,789,438.76 and 434,642.44 is: 651,761.52
Step by Step Solution
- Step 1: Write the proportion equation
1,193,329.15 : 1,789,438.76 = 434,642.44 : x - Step 2: Convert to fraction form
1,193,329.15/1,789,438.76 = 434,642.44/x - Step 3: Cross multiply
1,193,329.15x = 1,789,438.76 × 434,642.44 - Step 4: Simplify right side
1,193,329.15x = 777,766,017,756.57 - Step 5: Solve for x
x = 777,766,017,756.57/1,193,329.15 - Step 6: Final answer
x = 651,761.52
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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.