Finding the Fourth Proportional to 5,503,741.05, 8,255,611.58 and 2,135,761.05
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Solution
The fourth proportional to 5,503,741.05, 8,255,611.58 and 2,135,761.05 is: 3,203,641.58
Step by Step Solution
- Step 1: Write the proportion equation
5,503,741.05 : 8,255,611.58 = 2,135,761.05 : x - Step 2: Convert to fraction form
5,503,741.05/8,255,611.58 = 2,135,761.05/x - Step 3: Cross multiply
5,503,741.05x = 8,255,611.58 × 2,135,761.05 - Step 4: Simplify right side
5,503,741.05x = 17,632,013,645,814.15 - Step 5: Solve for x
x = 17,632,013,645,814.15/5,503,741.05 - Step 6: Final answer
x = 3,203,641.58
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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.