Finding the Fourth Proportional to 5,508,858.24, 8,263,763.52 and 1,519,770.24
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Solution
The fourth proportional to 5,508,858.24, 8,263,763.52 and 1,519,770.24 is: 2,279,786.72
Step by Step Solution
- Step 1: Write the proportion equation
5,508,858.24 : 8,263,763.52 = 1,519,770.24 : x - Step 2: Convert to fraction form
5,508,858.24/8,263,763.52 = 1,519,770.24/x - Step 3: Cross multiply
5,508,858.24x = 8,263,763.52 × 1,519,770.24 - Step 4: Simplify right side
5,508,858.24x = 12,559,021,868,093.64 - Step 5: Solve for x
x = 12,559,021,868,093.64/5,508,858.24 - Step 6: Final answer
x = 2,279,786.72
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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.