Finding the Fourth Proportional to 224,299.36, 336,505.62 and 74,540.44
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Solution
The fourth proportional to 224,299.36, 336,505.62 and 74,540.44 is: 111,829.46
Step by Step Solution
- Step 1: Write the proportion equation
224,299.36 : 336,505.62 = 74,540.44 : x - Step 2: Convert to fraction form
224,299.36/336,505.62 = 74,540.44/x - Step 3: Cross multiply
224,299.36x = 336,505.62 × 74,540.44 - Step 4: Simplify right side
224,299.36x = 25,083,276,977.27 - Step 5: Solve for x
x = 25,083,276,977.27/224,299.36 - Step 6: Final answer
x = 111,829.46
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1.5x scale
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.