Finding the Fourth Proportional to 437,071.44, 603,157.14 and 246,145.80
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Solution
The fourth proportional to 437,071.44, 603,157.14 and 246,145.80 is: 339,680.39
Step by Step Solution
- Step 1: Write the proportion equation
437,071.44 : 603,157.14 = 246,145.80 : x - Step 2: Convert to fraction form
437,071.44/603,157.14 = 246,145.80/x - Step 3: Cross multiply
437,071.44x = 603,157.14 × 246,145.80 - Step 4: Simplify right side
437,071.44x = 148,464,596,751.01 - Step 5: Solve for x
x = 148,464,596,751.01/437,071.44 - Step 6: Final answer
x = 339,680.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.