Finding the Fourth Proportional to 246,409.99, 340,048.99 and 143,068.41
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Solution
The fourth proportional to 246,409.99, 340,048.99 and 143,068.41 is: 197,436.27
Step by Step Solution
- Step 1: Write the proportion equation
246,409.99 : 340,048.99 = 143,068.41 : x - Step 2: Convert to fraction form
246,409.99/340,048.99 = 143,068.41/x - Step 3: Cross multiply
246,409.99x = 340,048.99 × 143,068.41 - Step 4: Simplify right side
246,409.99x = 48,650,268,902.62 - Step 5: Solve for x
x = 48,650,268,902.62/246,409.99 - Step 6: Final answer
x = 197,436.27
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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.