Finding the Fourth Proportional to 539,524.20, 809,286.30 and 184,549.80
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Solution
The fourth proportional to 539,524.20, 809,286.30 and 184,549.80 is: 276,824.70
Step by Step Solution
- Step 1: Write the proportion equation
539,524.20 : 809,286.30 = 184,549.80 : x - Step 2: Convert to fraction form
539,524.20/809,286.30 = 184,549.80/x - Step 3: Cross multiply
539,524.20x = 809,286.30 × 184,549.80 - Step 4: Simplify right side
539,524.20x = 149,353,624,807.74 - Step 5: Solve for x
x = 149,353,624,807.74/539,524.20 - Step 6: Final answer
x = 276,824.70
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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.