Finding the Fourth Proportional to 588,028.26, 811,936.09 and 451,847.55
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Solution
The fourth proportional to 588,028.26, 811,936.09 and 451,847.55 is: 623,900.85
Step by Step Solution
- Step 1: Write the proportion equation
588,028.26 : 811,936.09 = 451,847.55 : x - Step 2: Convert to fraction form
588,028.26/811,936.09 = 451,847.55/x - Step 3: Cross multiply
588,028.26x = 811,936.09 × 451,847.55 - Step 4: Simplify right side
588,028.26x = 366,871,328,734.00 - Step 5: Solve for x
x = 366,871,328,734.00/588,028.26 - Step 6: Final answer
x = 623,900.85
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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.