Finding the Fourth Proportional to 324,497.20, 486,745.80 and 184,529.20
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Solution
The fourth proportional to 324,497.20, 486,745.80 and 184,529.20 is: 276,793.80
Step by Step Solution
- Step 1: Write the proportion equation
324,497.20 : 486,745.80 = 184,529.20 : x - Step 2: Convert to fraction form
324,497.20/486,745.80 = 184,529.20/x - Step 3: Cross multiply
324,497.20x = 486,745.80 × 184,529.20 - Step 4: Simplify right side
324,497.20x = 89,818,813,077.36 - Step 5: Solve for x
x = 89,818,813,077.36/324,497.20 - Step 6: Final answer
x = 276,793.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.