Finding the Fourth Proportional to 324,000.24, 447,119.19 and 180,760.20
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Solution
The fourth proportional to 324,000.24, 447,119.19 and 180,760.20 is: 249,448.44
Step by Step Solution
- Step 1: Write the proportion equation
324,000.24 : 447,119.19 = 180,760.20 : x - Step 2: Convert to fraction form
324,000.24/447,119.19 = 180,760.20/x - Step 3: Cross multiply
324,000.24x = 447,119.19 × 180,760.20 - Step 4: Simplify right side
324,000.24x = 80,821,354,208.24 - Step 5: Solve for x
x = 80,821,354,208.24/324,000.24 - Step 6: Final answer
x = 249,448.44
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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.