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Finding the Fourth Proportional to 303,028.71, 418,182.54 and 167,067.93

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Solution

The fourth proportional to 303,028.71, 418,182.54 and 167,067.93 is: 230,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,028.71 : 418,182.54 = 167,067.93 : x
  2. Step 2: Convert to fraction form
    303,028.71/418,182.54 = 167,067.93/x
  3. Step 3: Cross multiply
    303,028.71x = 418,182.54 × 167,067.93
  4. Step 4: Simplify right side
    303,028.71x = 69,864,892,261.62
  5. Step 5: Solve for x
    x = 69,864,892,261.62/303,028.71
  6. Step 6: Final answer
    x = 230,555.36

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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.