Finding the Fourth Proportional to 373,795.21, 515,838.12 and 204,029.33
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Solution
The fourth proportional to 373,795.21, 515,838.12 and 204,029.33 is: 281,560.88
Step by Step Solution
- Step 1: Write the proportion equation
373,795.21 : 515,838.12 = 204,029.33 : x - Step 2: Convert to fraction form
373,795.21/515,838.12 = 204,029.33/x - Step 3: Cross multiply
373,795.21x = 515,838.12 × 204,029.33 - Step 4: Simplify right side
373,795.21x = 105,246,106,717.01 - Step 5: Solve for x
x = 105,246,106,717.01/373,795.21 - Step 6: Final answer
x = 281,560.88
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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.