Finding the Fourth Proportional to 308,260.23, 462,388.19 and 158,542.26
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Solution
The fourth proportional to 308,260.23, 462,388.19 and 158,542.26 is: 237,812.28
Step by Step Solution
- Step 1: Write the proportion equation
308,260.23 : 462,388.19 = 158,542.26 : x - Step 2: Convert to fraction form
308,260.23/462,388.19 = 158,542.26/x - Step 3: Cross multiply
308,260.23x = 462,388.19 × 158,542.26 - Step 4: Simplify right side
308,260.23x = 73,308,067,847.20 - Step 5: Solve for x
x = 73,308,067,847.20/308,260.23 - Step 6: Final answer
x = 237,812.28
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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.