Finding the Fourth Proportional to 324,859.23, 487,232.96 and 88,220.97
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Solution
The fourth proportional to 324,859.23, 487,232.96 and 88,220.97 is: 132,316.28
Step by Step Solution
- Step 1: Write the proportion equation
324,859.23 : 487,232.96 = 88,220.97 : x - Step 2: Convert to fraction form
324,859.23/487,232.96 = 88,220.97/x - Step 3: Cross multiply
324,859.23x = 487,232.96 × 88,220.97 - Step 4: Simplify right side
324,859.23x = 42,984,163,906.07 - Step 5: Solve for x
x = 42,984,163,906.07/324,859.23 - Step 6: Final answer
x = 132,316.28
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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.