Finding the Fourth Proportional to 703,519.01, 970,852.19 and 381,229.12
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Solution
The fourth proportional to 703,519.01, 970,852.19 and 381,229.12 is: 526,093.99
Step by Step Solution
- Step 1: Write the proportion equation
703,519.01 : 970,852.19 = 381,229.12 : x - Step 2: Convert to fraction form
703,519.01/970,852.19 = 381,229.12/x - Step 3: Cross multiply
703,519.01x = 970,852.19 × 381,229.12 - Step 4: Simplify right side
703,519.01x = 370,117,126,043.77 - Step 5: Solve for x
x = 370,117,126,043.77/703,519.01 - Step 6: Final answer
x = 526,093.99
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1.5x scale
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.