Finding the Fourth Proportional to 5,987,753.70, 8,263,103.40 and 3,234,441.12
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Solution
The fourth proportional to 5,987,753.70, 8,263,103.40 and 3,234,441.12 is: 4,463,530.52
Step by Step Solution
- Step 1: Write the proportion equation
5,987,753.70 : 8,263,103.40 = 3,234,441.12 : x - Step 2: Convert to fraction form
5,987,753.70/8,263,103.40 = 3,234,441.12/x - Step 3: Cross multiply
5,987,753.70x = 8,263,103.40 × 3,234,441.12 - Step 4: Simplify right side
5,987,753.70x = 26,726,521,415,771.81 - Step 5: Solve for x
x = 26,726,521,415,771.81/5,987,753.70 - Step 6: Final answer
x = 4,463,530.52
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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.