Finding the Fourth Proportional to 734,710.10, 1,102,000.35 and 202,183.70
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Solution
The fourth proportional to 734,710.10, 1,102,000.35 and 202,183.70 is: 303,257.72
Step by Step Solution
- Step 1: Write the proportion equation
734,710.10 : 1,102,000.35 = 202,183.70 : x - Step 2: Convert to fraction form
734,710.10/1,102,000.35 = 202,183.70/x - Step 3: Cross multiply
734,710.10x = 1,102,000.35 × 202,183.70 - Step 4: Simplify right side
734,710.10x = 222,806,508,164.30 - Step 5: Solve for x
x = 222,806,508,164.30/734,710.10 - Step 6: Final answer
x = 303,257.72
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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.