Finding the Fourth Proportional to 267,078.36, 368,572.50 and 146,217.63
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Solution
The fourth proportional to 267,078.36, 368,572.50 and 146,217.63 is: 201,782.72
Step by Step Solution
- Step 1: Write the proportion equation
267,078.36 : 368,572.50 = 146,217.63 : x - Step 2: Convert to fraction form
267,078.36/368,572.50 = 146,217.63/x - Step 3: Cross multiply
267,078.36x = 368,572.50 × 146,217.63 - Step 4: Simplify right side
267,078.36x = 53,891,797,433.18 - Step 5: Solve for x
x = 53,891,797,433.18/267,078.36 - Step 6: Final answer
x = 201,782.72
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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.