Home / 469,067.54-647,382.68-297,001.49

Finding the Fourth Proportional to 469,067.54, 647,382.68 and 297,001.49

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Solution

The fourth proportional to 469,067.54, 647,382.68 and 297,001.49 is: 409,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,067.54 : 647,382.68 = 297,001.49 : x
  2. Step 2: Convert to fraction form
    469,067.54/647,382.68 = 297,001.49/x
  3. Step 3: Cross multiply
    469,067.54x = 647,382.68 × 297,001.49
  4. Step 4: Simplify right side
    469,067.54x = 192,273,620,693.64
  5. Step 5: Solve for x
    x = 192,273,620,693.64/469,067.54
  6. Step 6: Final answer
    x = 409,906.05

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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.