Finding the Fourth Proportional to 5,256,028.26, 7,884,049.68 and 1,469,507.49
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Solution
The fourth proportional to 5,256,028.26, 7,884,049.68 and 1,469,507.49 is: 2,204,263.27
Step by Step Solution
- Step 1: Write the proportion equation
5,256,028.26 : 7,884,049.68 = 1,469,507.49 : x - Step 2: Convert to fraction form
5,256,028.26/7,884,049.68 = 1,469,507.49/x - Step 3: Cross multiply
5,256,028.26x = 7,884,049.68 × 1,469,507.49 - Step 4: Simplify right side
5,256,028.26x = 11,585,670,056,292.10 - Step 5: Solve for x
x = 11,585,670,056,292.10/5,256,028.26 - Step 6: Final answer
x = 2,204,263.27
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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.