Finding the Fourth Proportional to 734,513.10, 1,101,704.85 and 201,986.70
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Solution
The fourth proportional to 734,513.10, 1,101,704.85 and 201,986.70 is: 302,962.23
Step by Step Solution
- Step 1: Write the proportion equation
734,513.10 : 1,101,704.85 = 201,986.70 : x - Step 2: Convert to fraction form
734,513.10/1,101,704.85 = 201,986.70/x - Step 3: Cross multiply
734,513.10x = 1,101,704.85 × 201,986.70 - Step 4: Simplify right side
734,513.10x = 222,529,727,025.50 - Step 5: Solve for x
x = 222,529,727,025.50/734,513.10 - Step 6: Final answer
x = 302,962.23
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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.