Finding the Fourth Proportional to 792,351.44, 1,188,702.12 and 293,715.44
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Solution
The fourth proportional to 792,351.44, 1,188,702.12 and 293,715.44 is: 440,638.02
Step by Step Solution
- Step 1: Write the proportion equation
792,351.44 : 1,188,702.12 = 293,715.44 : x - Step 2: Convert to fraction form
792,351.44/1,188,702.12 = 293,715.44/x - Step 3: Cross multiply
792,351.44x = 1,188,702.12 × 293,715.44 - Step 4: Simplify right side
792,351.44x = 349,140,166,204.73 - Step 5: Solve for x
x = 349,140,166,204.73/792,351.44 - Step 6: Final answer
x = 440,638.02
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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.