Finding the Fourth Proportional to 362,630.99, 543,817.78 and 106,392.06
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Solution
The fourth proportional to 362,630.99, 543,817.78 and 106,392.06 is: 159,550.33
Step by Step Solution
- Step 1: Write the proportion equation
362,630.99 : 543,817.78 = 106,392.06 : x - Step 2: Convert to fraction form
362,630.99/543,817.78 = 106,392.06/x - Step 3: Cross multiply
362,630.99x = 543,817.78 × 106,392.06 - Step 4: Simplify right side
362,630.99x = 57,857,893,612.85 - Step 5: Solve for x
x = 57,857,893,612.85/362,630.99 - Step 6: Final answer
x = 159,550.33
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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.