Finding the Fourth Proportional to 299,660.24, 449,507.64 and 112,673.36
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Solution
The fourth proportional to 299,660.24, 449,507.64 and 112,673.36 is: 169,016.53
Step by Step Solution
- Step 1: Write the proportion equation
299,660.24 : 449,507.64 = 112,673.36 : x - Step 2: Convert to fraction form
299,660.24/449,507.64 = 112,673.36/x - Step 3: Cross multiply
299,660.24x = 449,507.64 × 112,673.36 - Step 4: Simplify right side
299,660.24x = 50,647,533,896.93 - Step 5: Solve for x
x = 50,647,533,896.93/299,660.24 - Step 6: Final answer
x = 169,016.53
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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.