Finding the Fourth Proportional to 481,487.67, 664,451.91 and 277,537.24
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Solution
The fourth proportional to 481,487.67, 664,451.91 and 277,537.24 is: 383,000.77
Step by Step Solution
- Step 1: Write the proportion equation
481,487.67 : 664,451.91 = 277,537.24 : x - Step 2: Convert to fraction form
481,487.67/664,451.91 = 277,537.24/x - Step 3: Cross multiply
481,487.67x = 664,451.91 × 277,537.24 - Step 4: Simplify right side
481,487.67x = 184,410,149,214.13 - Step 5: Solve for x
x = 184,410,149,214.13/481,487.67 - Step 6: Final answer
x = 383,000.77
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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.