Finding the Fourth Proportional to 246,462.14, 340,119.14 and 137,571.41
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Solution
The fourth proportional to 246,462.14, 340,119.14 and 137,571.41 is: 189,849.32
Step by Step Solution
- Step 1: Write the proportion equation
246,462.14 : 340,119.14 = 137,571.41 : x - Step 2: Convert to fraction form
246,462.14/340,119.14 = 137,571.41/x - Step 3: Cross multiply
246,462.14x = 340,119.14 × 137,571.41 - Step 4: Simplify right side
246,462.14x = 46,790,669,820.23 - Step 5: Solve for x
x = 46,790,669,820.23/246,462.14 - Step 6: Final answer
x = 189,849.32
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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.