Finding the Fourth Proportional to 277,896.87, 383,629.91 and 186,174.09
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Solution
The fourth proportional to 277,896.87, 383,629.91 and 186,174.09 is: 257,008.83
Step by Step Solution
- Step 1: Write the proportion equation
277,896.87 : 383,629.91 = 186,174.09 : x - Step 2: Convert to fraction form
277,896.87/383,629.91 = 186,174.09/x - Step 3: Cross multiply
277,896.87x = 383,629.91 × 186,174.09 - Step 4: Simplify right side
277,896.87x = 71,421,948,460.16 - Step 5: Solve for x
x = 71,421,948,460.16/277,896.87 - Step 6: Final answer
x = 257,008.83
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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.