Finding the Fourth Proportional to 6,798,626.40, 10,198,400.40 and 2,311,240.80
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Solution
The fourth proportional to 6,798,626.40, 10,198,400.40 and 2,311,240.80 is: 3,467,017.85
Step by Step Solution
- Step 1: Write the proportion equation
6,798,626.40 : 10,198,400.40 = 2,311,240.80 : x - Step 2: Convert to fraction form
6,798,626.40/10,198,400.40 = 2,311,240.80/x - Step 3: Cross multiply
6,798,626.40x = 10,198,400.40 × 2,311,240.80 - Step 4: Simplify right side
6,798,626.40x = 23,570,959,099,216.32 - Step 5: Solve for x
x = 23,570,959,099,216.32/6,798,626.40 - Step 6: Final answer
x = 3,467,017.85
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1.5x scale
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.