Finding the Fourth Proportional to 324,370.44, 447,630.30 and 181,130.58
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Solution
The fourth proportional to 324,370.44, 447,630.30 and 181,130.58 is: 249,959.69
Step by Step Solution
- Step 1: Write the proportion equation
324,370.44 : 447,630.30 = 181,130.58 : x - Step 2: Convert to fraction form
324,370.44/447,630.30 = 181,130.58/x - Step 3: Cross multiply
324,370.44x = 447,630.30 × 181,130.58 - Step 4: Simplify right side
324,370.44x = 81,079,535,864.57 - Step 5: Solve for x
x = 81,079,535,864.57/324,370.44 - Step 6: Final answer
x = 249,959.69
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1.5x scale
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.