Finding the Fourth Proportional to 296,628.54, 444,963.60 and 119,135.70
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Solution
The fourth proportional to 296,628.54, 444,963.60 and 119,135.70 is: 178,711.90
Step by Step Solution
- Step 1: Write the proportion equation
296,628.54 : 444,963.60 = 119,135.70 : x - Step 2: Convert to fraction form
296,628.54/444,963.60 = 119,135.70/x - Step 3: Cross multiply
296,628.54x = 444,963.60 × 119,135.70 - Step 4: Simplify right side
296,628.54x = 53,011,049,960.52 - Step 5: Solve for x
x = 53,011,049,960.52/296,628.54 - Step 6: Final answer
x = 178,711.90
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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.