Finding the Fourth Proportional to 267,899.09, 401,308.81 and 177,992.44
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Solution
The fourth proportional to 267,899.09, 401,308.81 and 177,992.44 is: 266,629.99
Step by Step Solution
- Step 1: Write the proportion equation
267,899.09 : 401,308.81 = 177,992.44 : x - Step 2: Convert to fraction form
267,899.09/401,308.81 = 177,992.44/x - Step 3: Cross multiply
267,899.09x = 401,308.81 × 177,992.44 - Step 4: Simplify right side
267,899.09x = 71,429,932,837.14 - Step 5: Solve for x
x = 71,429,932,837.14/267,899.09 - Step 6: Final answer
x = 266,629.99
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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.