Finding the Fourth Proportional to 3,553,469.80, 5,325,830.70 and 2,416,229.80
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Solution
The fourth proportional to 3,553,469.80, 5,325,830.70 and 2,416,229.80 is: 3,621,370.54
Step by Step Solution
- Step 1: Write the proportion equation
3,553,469.80 : 5,325,830.70 = 2,416,229.80 : x - Step 2: Convert to fraction form
3,553,469.80/5,325,830.70 = 2,416,229.80/x - Step 3: Cross multiply
3,553,469.80x = 5,325,830.70 × 2,416,229.80 - Step 4: Simplify right side
3,553,469.80x = 12,868,430,847,094.86 - Step 5: Solve for x
x = 12,868,430,847,094.86/3,553,469.80 - Step 6: Final answer
x = 3,621,370.54
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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.