Finding the Fourth Proportional to 673,027.62, 928,778.13 and 367,103.99
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Solution
The fourth proportional to 673,027.62, 928,778.13 and 367,103.99 is: 506,603.50
Step by Step Solution
- Step 1: Write the proportion equation
673,027.62 : 928,778.13 = 367,103.99 : x - Step 2: Convert to fraction form
673,027.62/928,778.13 = 367,103.99/x - Step 3: Cross multiply
673,027.62x = 928,778.13 × 367,103.99 - Step 4: Simplify right side
673,027.62x = 340,958,150,868.33 - Step 5: Solve for x
x = 340,958,150,868.33/673,027.62 - Step 6: Final answer
x = 506,603.50
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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.