Finding the Fourth Proportional to 624,474.63, 936,745.09 and 198,044.06
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Solution
The fourth proportional to 624,474.63, 936,745.09 and 198,044.06 is: 297,076.59
Step by Step Solution
- Step 1: Write the proportion equation
624,474.63 : 936,745.09 = 198,044.06 : x - Step 2: Convert to fraction form
624,474.63/936,745.09 = 198,044.06/x - Step 3: Cross multiply
624,474.63x = 936,745.09 × 198,044.06 - Step 4: Simplify right side
624,474.63x = 185,516,795,629.83 - Step 5: Solve for x
x = 185,516,795,629.83/624,474.63 - Step 6: Final answer
x = 297,076.59
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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.