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Finding the Fourth Proportional to 334,335.62, 461,414.40 and 191,067.68

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Solution

The fourth proportional to 334,335.62, 461,414.40 and 191,067.68 is: 263,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,335.62 : 461,414.40 = 191,067.68 : x
  2. Step 2: Convert to fraction form
    334,335.62/461,414.40 = 191,067.68/x
  3. Step 3: Cross multiply
    334,335.62x = 461,414.40 × 191,067.68
  4. Step 4: Simplify right side
    334,335.62x = 88,161,378,926.59
  5. Step 5: Solve for x
    x = 88,161,378,926.59/334,335.62
  6. Step 6: Final answer
    x = 263,691.25

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1.5x scale

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.