Finding the Fourth Proportional to 437,294.08, 603,469.20 and 246,289.60
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Solution
The fourth proportional to 437,294.08, 603,469.20 and 246,289.60 is: 339,881.55
Step by Step Solution
- Step 1: Write the proportion equation
437,294.08 : 603,469.20 = 246,289.60 : x - Step 2: Convert to fraction form
437,294.08/603,469.20 = 246,289.60/x - Step 3: Cross multiply
437,294.08x = 603,469.20 × 246,289.60 - Step 4: Simplify right side
437,294.08x = 148,628,187,880.32 - Step 5: Solve for x
x = 148,628,187,880.32/437,294.08 - Step 6: Final answer
x = 339,881.55
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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.