Finding the Fourth Proportional to 4,310,234.40, 6,477,793.20 and 4,235,584.80
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Solution
The fourth proportional to 4,310,234.40, 6,477,793.20 and 4,235,584.80 is: 6,365,603.32
Step by Step Solution
- Step 1: Write the proportion equation
4,310,234.40 : 6,477,793.20 = 4,235,584.80 : x - Step 2: Convert to fraction form
4,310,234.40/6,477,793.20 = 4,235,584.80/x - Step 3: Cross multiply
4,310,234.40x = 6,477,793.20 × 4,235,584.80 - Step 4: Simplify right side
4,310,234.40x = 27,437,242,415,463.36 - Step 5: Solve for x
x = 27,437,242,415,463.36/4,310,234.40 - Step 6: Final answer
x = 6,365,603.32
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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.