Finding the Fourth Proportional to 701,181.07, 967,629.51 and 378,891.08
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Solution
The fourth proportional to 701,181.07, 967,629.51 and 378,891.08 is: 522,869.49
Step by Step Solution
- Step 1: Write the proportion equation
701,181.07 : 967,629.51 = 378,891.08 : x - Step 2: Convert to fraction form
701,181.07/967,629.51 = 378,891.08/x - Step 3: Cross multiply
701,181.07x = 967,629.51 × 378,891.08 - Step 4: Simplify right side
701,181.07x = 366,626,190,083.77 - Step 5: Solve for x
x = 366,626,190,083.77/701,181.07 - Step 6: Final answer
x = 522,869.49
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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.