Finding the Fourth Proportional to 304,108.97, 419,822.70 and 196,765.54
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Solution
The fourth proportional to 304,108.97, 419,822.70 and 196,765.54 is: 271,635.00
Step by Step Solution
- Step 1: Write the proportion equation
304,108.97 : 419,822.70 = 196,765.54 : x - Step 2: Convert to fraction form
304,108.97/419,822.70 = 196,765.54/x - Step 3: Cross multiply
304,108.97x = 419,822.70 × 196,765.54 - Step 4: Simplify right side
304,108.97x = 82,606,638,482.33 - Step 5: Solve for x
x = 82,606,638,482.33/304,108.97 - Step 6: Final answer
x = 271,635.00
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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.