Finding the Fourth Proportional to 336,949.41, 464,989.91 and 193,737.45
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Solution
The fourth proportional to 336,949.41, 464,989.91 and 193,737.45 is: 267,357.52
Step by Step Solution
- Step 1: Write the proportion equation
336,949.41 : 464,989.91 = 193,737.45 : x - Step 2: Convert to fraction form
336,949.41/464,989.91 = 193,737.45/x - Step 3: Cross multiply
336,949.41x = 464,989.91 × 193,737.45 - Step 4: Simplify right side
336,949.41x = 90,085,958,470.44 - Step 5: Solve for x
x = 90,085,958,470.44/336,949.41 - Step 6: Final answer
x = 267,357.52
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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.