Finding the Fourth Proportional to 463,231.62, 639,205.92 and 259,293.96
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Solution
The fourth proportional to 463,231.62, 639,205.92 and 259,293.96 is: 357,795.60
Step by Step Solution
- Step 1: Write the proportion equation
463,231.62 : 639,205.92 = 259,293.96 : x - Step 2: Convert to fraction form
463,231.62/639,205.92 = 259,293.96/x - Step 3: Cross multiply
463,231.62x = 639,205.92 × 259,293.96 - Step 4: Simplify right side
463,231.62x = 165,742,234,252.24 - Step 5: Solve for x
x = 165,742,234,252.24/463,231.62 - Step 6: Final answer
x = 357,795.60
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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.