Finding the Fourth Proportional to 451,950.44, 623,698.26 and 248,021.60
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Solution
The fourth proportional to 451,950.44, 623,698.26 and 248,021.60 is: 342,273.46
Step by Step Solution
- Step 1: Write the proportion equation
451,950.44 : 623,698.26 = 248,021.60 : x - Step 2: Convert to fraction form
451,950.44/623,698.26 = 248,021.60/x - Step 3: Cross multiply
451,950.44x = 623,698.26 × 248,021.60 - Step 4: Simplify right side
451,950.44x = 154,690,640,362.42 - Step 5: Solve for x
x = 154,690,640,362.42/451,950.44 - Step 6: Final answer
x = 342,273.46
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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.