Finding the Fourth Proportional to 235,631.10, 329,183.70 and 235,631.10
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Solution
The fourth proportional to 235,631.10, 329,183.70 and 235,631.10 is: 329,183.70
Step by Step Solution
- Step 1: Write the proportion equation
235,631.10 : 329,183.70 = 235,631.10 : x - Step 2: Convert to fraction form
235,631.10/329,183.70 = 235,631.10/x - Step 3: Cross multiply
235,631.10x = 329,183.70 × 235,631.10 - Step 4: Simplify right side
235,631.10x = 77,565,917,333.07 - Step 5: Solve for x
x = 77,565,917,333.07/235,631.10 - Step 6: Final answer
x = 329,183.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.