Home / 322,143.86-444,518.27-178,884.42

Finding the Fourth Proportional to 322,143.86, 444,518.27 and 178,884.42

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Solution

The fourth proportional to 322,143.86, 444,518.27 and 178,884.42 is: 246,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,143.86 : 444,518.27 = 178,884.42 : x
  2. Step 2: Convert to fraction form
    322,143.86/444,518.27 = 178,884.42/x
  3. Step 3: Cross multiply
    322,143.86x = 444,518.27 × 178,884.42
  4. Step 4: Simplify right side
    322,143.86x = 79,517,392,013.93
  5. Step 5: Solve for x
    x = 79,517,392,013.93/322,143.86
  6. Step 6: Final answer
    x = 246,838.15

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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.