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Finding the Fourth Proportional to 471,383.69, 650,524.25 and 267,443.20

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Solution

The fourth proportional to 471,383.69, 650,524.25 and 267,443.20 is: 369,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,383.69 : 650,524.25 = 267,443.20 : x
  2. Step 2: Convert to fraction form
    471,383.69/650,524.25 = 267,443.20/x
  3. Step 3: Cross multiply
    471,383.69x = 650,524.25 × 267,443.20
  4. Step 4: Simplify right side
    471,383.69x = 173,978,288,579.36
  5. Step 5: Solve for x
    x = 173,978,288,579.36/471,383.69
  6. Step 6: Final answer
    x = 369,080.00

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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.