Finding the Fourth Proportional to 440,261.14, 660,474.66 and 166,789.26
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Solution
The fourth proportional to 440,261.14, 660,474.66 and 166,789.26 is: 250,215.31
Step by Step Solution
- Step 1: Write the proportion equation
440,261.14 : 660,474.66 = 166,789.26 : x - Step 2: Convert to fraction form
440,261.14/660,474.66 = 166,789.26/x - Step 3: Cross multiply
440,261.14x = 660,474.66 × 166,789.26 - Step 4: Simplify right side
440,261.14x = 110,160,079,177.22 - Step 5: Solve for x
x = 110,160,079,177.22/440,261.14 - Step 6: Final answer
x = 250,215.31
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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.