Home / 364,550.19-503,067.45-198,971.83

Finding the Fourth Proportional to 364,550.19, 503,067.45 and 198,971.83

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Solution

The fourth proportional to 364,550.19, 503,067.45 and 198,971.83 is: 274,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,550.19 : 503,067.45 = 198,971.83 : x
  2. Step 2: Convert to fraction form
    364,550.19/503,067.45 = 198,971.83/x
  3. Step 3: Cross multiply
    364,550.19x = 503,067.45 × 198,971.83
  4. Step 4: Simplify right side
    364,550.19x = 100,096,251,139.93
  5. Step 5: Solve for x
    x = 100,096,251,139.93/364,550.19
  6. Step 6: Final answer
    x = 274,574.68

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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.