Finding the Fourth Proportional to 624,163.20, 936,244.80 and 624,163.20
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Solution
The fourth proportional to 624,163.20, 936,244.80 and 624,163.20 is: 936,244.80
Step by Step Solution
- Step 1: Write the proportion equation
624,163.20 : 936,244.80 = 624,163.20 : x - Step 2: Convert to fraction form
624,163.20/936,244.80 = 624,163.20/x - Step 3: Cross multiply
624,163.20x = 936,244.80 × 624,163.20 - Step 4: Simplify right side
624,163.20x = 584,369,550,351.36 - Step 5: Solve for x
x = 584,369,550,351.36/624,163.20 - Step 6: Final answer
x = 936,244.80
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Similar ratio
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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.