Finding the Fourth Proportional to 936,175.08, 1,404,408.42 and 304,942.08
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Solution
The fourth proportional to 936,175.08, 1,404,408.42 and 304,942.08 is: 457,460.61
Step by Step Solution
- Step 1: Write the proportion equation
936,175.08 : 1,404,408.42 = 304,942.08 : x - Step 2: Convert to fraction form
936,175.08/1,404,408.42 = 304,942.08/x - Step 3: Cross multiply
936,175.08x = 1,404,408.42 × 304,942.08 - Step 4: Simplify right side
936,175.08x = 428,263,224,764.31 - Step 5: Solve for x
x = 428,263,224,764.31/936,175.08 - Step 6: Final answer
x = 457,460.61
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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.