Finding the Fourth Proportional to 1,451,446.75, 2,177,200.11 and 528,171.08
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Solution
The fourth proportional to 1,451,446.75, 2,177,200.11 and 528,171.08 is: 792,267.54
Step by Step Solution
- Step 1: Write the proportion equation
1,451,446.75 : 2,177,200.11 = 528,171.08 : x - Step 2: Convert to fraction form
1,451,446.75/2,177,200.11 = 528,171.08/x - Step 3: Cross multiply
1,451,446.75x = 2,177,200.11 × 528,171.08 - Step 4: Simplify right side
1,451,446.75x = 1,149,934,136,816.21 - Step 5: Solve for x
x = 1,149,934,136,816.21/1,451,446.75 - Step 6: Final answer
x = 792,267.54
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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.