Finding the Fourth Proportional to 888,517.54, 1,330,012.18 and 482,694.99
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Solution
The fourth proportional to 888,517.54, 1,330,012.18 and 482,694.99 is: 722,540.85
Step by Step Solution
- Step 1: Write the proportion equation
888,517.54 : 1,330,012.18 = 482,694.99 : x - Step 2: Convert to fraction form
888,517.54/1,330,012.18 = 482,694.99/x - Step 3: Cross multiply
888,517.54x = 1,330,012.18 × 482,694.99 - Step 4: Simplify right side
888,517.54x = 641,990,215,924.98 - Step 5: Solve for x
x = 641,990,215,924.98/888,517.54 - Step 6: Final answer
x = 722,540.85
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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.