Finding the Fourth Proportional to 479,329.94, 661,474.83 and 264,469.99
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Solution
The fourth proportional to 479,329.94, 661,474.83 and 264,469.99 is: 364,968.31
Step by Step Solution
- Step 1: Write the proportion equation
479,329.94 : 661,474.83 = 264,469.99 : x - Step 2: Convert to fraction form
479,329.94/661,474.83 = 264,469.99/x - Step 3: Cross multiply
479,329.94x = 661,474.83 × 264,469.99 - Step 4: Simplify right side
479,329.94x = 174,940,240,021.67 - Step 5: Solve for x
x = 174,940,240,021.67/479,329.94 - Step 6: Final answer
x = 364,968.31
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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.