Finding the Fourth Proportional to 507,408.16, 700,193.22 and 277,919.68
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Solution
The fourth proportional to 507,408.16, 700,193.22 and 277,919.68 is: 383,512.70
Step by Step Solution
- Step 1: Write the proportion equation
507,408.16 : 700,193.22 = 277,919.68 : x - Step 2: Convert to fraction form
507,408.16/700,193.22 = 277,919.68/x - Step 3: Cross multiply
507,408.16x = 700,193.22 × 277,919.68 - Step 4: Simplify right side
507,408.16x = 194,597,475,640.57 - Step 5: Solve for x
x = 194,597,475,640.57/507,408.16 - Step 6: Final answer
x = 383,512.70
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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.