Finding the Fourth Proportional to 734,245.32, 1,101,380.13 and 201,763.08
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Solution
The fourth proportional to 734,245.32, 1,101,380.13 and 201,763.08 is: 302,647.96
Step by Step Solution
- Step 1: Write the proportion equation
734,245.32 : 1,101,380.13 = 201,763.08 : x - Step 2: Convert to fraction form
734,245.32/1,101,380.13 = 201,763.08/x - Step 3: Cross multiply
734,245.32x = 1,101,380.13 × 201,763.08 - Step 4: Simplify right side
734,245.32x = 222,217,847,279.60 - Step 5: Solve for x
x = 222,217,847,279.60/734,245.32 - Step 6: Final answer
x = 302,647.96
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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.