Finding the Fourth Proportional to 427,716.09, 590,395.68 and 246,500.37
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Solution
The fourth proportional to 427,716.09, 590,395.68 and 246,500.37 is: 340,255.50
Step by Step Solution
- Step 1: Write the proportion equation
427,716.09 : 590,395.68 = 246,500.37 : x - Step 2: Convert to fraction form
427,716.09/590,395.68 = 246,500.37/x - Step 3: Cross multiply
427,716.09x = 590,395.68 × 246,500.37 - Step 4: Simplify right side
427,716.09x = 145,532,753,566.40 - Step 5: Solve for x
x = 145,532,753,566.40/427,716.09 - Step 6: Final answer
x = 340,255.50
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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.