Finding the Fourth Proportional to 267,399.28, 368,994.99 and 146,516.50
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Solution
The fourth proportional to 267,399.28, 368,994.99 and 146,516.50 is: 202,183.99
Step by Step Solution
- Step 1: Write the proportion equation
267,399.28 : 368,994.99 = 146,516.50 : x - Step 2: Convert to fraction form
267,399.28/368,994.99 = 146,516.50/x - Step 3: Cross multiply
267,399.28x = 368,994.99 × 146,516.50 - Step 4: Simplify right side
267,399.28x = 54,063,854,452.34 - Step 5: Solve for x
x = 54,063,854,452.34/267,399.28 - Step 6: Final answer
x = 202,183.99
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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.