Finding the Fourth Proportional to 434,174.99, 599,179.88 and 252,857.70
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Solution
The fourth proportional to 434,174.99, 599,179.88 and 252,857.70 is: 348,954.34
Step by Step Solution
- Step 1: Write the proportion equation
434,174.99 : 599,179.88 = 252,857.70 : x - Step 2: Convert to fraction form
434,174.99/599,179.88 = 252,857.70/x - Step 3: Cross multiply
434,174.99x = 599,179.88 × 252,857.70 - Step 4: Simplify right side
434,174.99x = 151,507,246,975.22 - Step 5: Solve for x
x = 151,507,246,975.22/434,174.99 - Step 6: Final answer
x = 348,954.34
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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.