Home / 338,942.54-467,740.53-185,981.72

Finding the Fourth Proportional to 338,942.54, 467,740.53 and 185,981.72

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Solution

The fourth proportional to 338,942.54, 467,740.53 and 185,981.72 is: 256,654.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,942.54 : 467,740.53 = 185,981.72 : x
  2. Step 2: Convert to fraction form
    338,942.54/467,740.53 = 185,981.72/x
  3. Step 3: Cross multiply
    338,942.54x = 467,740.53 × 185,981.72
  4. Step 4: Simplify right side
    338,942.54x = 86,991,188,283.11
  5. Step 5: Solve for x
    x = 86,991,188,283.11/338,942.54
  6. Step 6: Final answer
    x = 256,654.68

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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.