Finding the Fourth Proportional to 341,708.90, 512,563.35 and 324,601.70
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Solution
The fourth proportional to 341,708.90, 512,563.35 and 324,601.70 is: 486,902.55
Step by Step Solution
- Step 1: Write the proportion equation
341,708.90 : 512,563.35 = 324,601.70 : x - Step 2: Convert to fraction form
341,708.90/512,563.35 = 324,601.70/x - Step 3: Cross multiply
341,708.90x = 512,563.35 × 324,601.70 - Step 4: Simplify right side
341,708.90x = 166,378,934,767.70 - Step 5: Solve for x
x = 166,378,934,767.70/341,708.90 - Step 6: Final answer
x = 486,902.55
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1.5x scale
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.