Finding the Fourth Proportional to 4,505,431.26, 6,758,462.13 and 2,230,344.80
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Solution
The fourth proportional to 4,505,431.26, 6,758,462.13 and 2,230,344.80 is: 3,345,673.26
Step by Step Solution
- Step 1: Write the proportion equation
4,505,431.26 : 6,758,462.13 = 2,230,344.80 : x - Step 2: Convert to fraction form
4,505,431.26/6,758,462.13 = 2,230,344.80/x - Step 3: Cross multiply
4,505,431.26x = 6,758,462.13 × 2,230,344.80 - Step 4: Simplify right side
4,505,431.26x = 15,073,700,901,392.59 - Step 5: Solve for x
x = 15,073,700,901,392.59/4,505,431.26 - Step 6: Final answer
x = 3,345,673.26
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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.