Finding the Fourth Proportional to 364,358.24, 542,915.14 and 324,609.92
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Solution
The fourth proportional to 364,358.24, 542,915.14 and 324,609.92 is: 483,687.81
Step by Step Solution
- Step 1: Write the proportion equation
364,358.24 : 542,915.14 = 324,609.92 : x - Step 2: Convert to fraction form
364,358.24/542,915.14 = 324,609.92/x - Step 3: Cross multiply
364,358.24x = 542,915.14 × 324,609.92 - Step 4: Simplify right side
364,358.24x = 176,235,640,162.19 - Step 5: Solve for x
x = 176,235,640,162.19/364,358.24 - Step 6: Final answer
x = 483,687.81
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.