Finding the Fourth Proportional to 273,969.99, 378,194.97 and 166,574.31
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Solution
The fourth proportional to 273,969.99, 378,194.97 and 166,574.31 is: 229,943.31
Step by Step Solution
- Step 1: Write the proportion equation
273,969.99 : 378,194.97 = 166,574.31 : x - Step 2: Convert to fraction form
273,969.99/378,194.97 = 166,574.31/x - Step 3: Cross multiply
273,969.99x = 378,194.97 × 166,574.31 - Step 4: Simplify right side
273,969.99x = 62,997,566,173.22 - Step 5: Solve for x
x = 62,997,566,173.22/273,969.99 - Step 6: Final answer
x = 229,943.31
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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.