Finding the Fourth Proportional to 301,958.31, 416,707.74 and 165,997.99
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Solution
The fourth proportional to 301,958.31, 416,707.74 and 165,997.99 is: 229,080.12
Step by Step Solution
- Step 1: Write the proportion equation
301,958.31 : 416,707.74 = 165,997.99 : x - Step 2: Convert to fraction form
301,958.31/416,707.74 = 165,997.99/x - Step 3: Cross multiply
301,958.31x = 416,707.74 × 165,997.99 - Step 4: Simplify right side
301,958.31x = 69,172,647,257.44 - Step 5: Solve for x
x = 69,172,647,257.44/301,958.31 - Step 6: Final answer
x = 229,080.12
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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.