Finding the Fourth Proportional to 324,403.66, 447,683.77 and 181,163.84
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Solution
The fourth proportional to 324,403.66, 447,683.77 and 181,163.84 is: 250,009.85
Step by Step Solution
- Step 1: Write the proportion equation
324,403.66 : 447,683.77 = 181,163.84 : x - Step 2: Convert to fraction form
324,403.66/447,683.77 = 181,163.84/x - Step 3: Cross multiply
324,403.66x = 447,683.77 × 181,163.84 - Step 4: Simplify right side
324,403.66x = 81,104,110,878.88 - Step 5: Solve for x
x = 81,104,110,878.88/324,403.66 - Step 6: Final answer
x = 250,009.85
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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.