Finding the Fourth Proportional to 324,196.88, 486,334.08 and 99,527.84
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Solution
The fourth proportional to 324,196.88, 486,334.08 and 99,527.84 is: 149,303.66
Step by Step Solution
- Step 1: Write the proportion equation
324,196.88 : 486,334.08 = 99,527.84 : x - Step 2: Convert to fraction form
324,196.88/486,334.08 = 99,527.84/x - Step 3: Cross multiply
324,196.88x = 486,334.08 × 99,527.84 - Step 4: Simplify right side
324,196.88x = 48,403,780,500.79 - Step 5: Solve for x
x = 48,403,780,500.79/324,196.88 - Step 6: Final answer
x = 149,303.66
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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.