Finding the Fourth Proportional to 494,028.09, 681,759.21 and 267,673.59
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Solution
The fourth proportional to 494,028.09, 681,759.21 and 267,673.59 is: 369,389.79
Step by Step Solution
- Step 1: Write the proportion equation
494,028.09 : 681,759.21 = 267,673.59 : x - Step 2: Convert to fraction form
494,028.09/681,759.21 = 267,673.59/x - Step 3: Cross multiply
494,028.09x = 681,759.21 × 267,673.59 - Step 4: Simplify right side
494,028.09x = 182,488,930,509.10 - Step 5: Solve for x
x = 182,488,930,509.10/494,028.09 - Step 6: Final answer
x = 369,389.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.