Finding the Fourth Proportional to 682,995.14, 1,024,542.24 and 262,271.02
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Solution
The fourth proportional to 682,995.14, 1,024,542.24 and 262,271.02 is: 393,425.55
Step by Step Solution
- Step 1: Write the proportion equation
682,995.14 : 1,024,542.24 = 262,271.02 : x - Step 2: Convert to fraction form
682,995.14/1,024,542.24 = 262,271.02/x - Step 3: Cross multiply
682,995.14x = 1,024,542.24 × 262,271.02 - Step 4: Simplify right side
682,995.14x = 268,707,738,317.89 - Step 5: Solve for x
x = 268,707,738,317.89/682,995.14 - Step 6: Final answer
x = 393,425.55
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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.