Finding the Fourth Proportional to 852,830.73, 1,176,481.52 and 508,423.98
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Solution
The fourth proportional to 852,830.73, 1,176,481.52 and 508,423.98 is: 701,371.79
Step by Step Solution
- Step 1: Write the proportion equation
852,830.73 : 1,176,481.52 = 508,423.98 : x - Step 2: Convert to fraction form
852,830.73/1,176,481.52 = 508,423.98/x - Step 3: Cross multiply
852,830.73x = 1,176,481.52 × 508,423.98 - Step 4: Simplify right side
852,830.73x = 598,151,410,912.44 - Step 5: Solve for x
x = 598,151,410,912.44/852,830.73 - Step 6: Final answer
x = 701,371.79
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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.