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Finding the Fourth Proportional to 338,981.70, 467,793.44 and 186,022.44

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Solution

The fourth proportional to 338,981.70, 467,793.44 and 186,022.44 is: 256,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,981.70 : 467,793.44 = 186,022.44 : x
  2. Step 2: Convert to fraction form
    338,981.70/467,793.44 = 186,022.44/x
  3. Step 3: Cross multiply
    338,981.70x = 467,793.44 × 186,022.44
  4. Step 4: Simplify right side
    338,981.70x = 87,020,077,124.79
  5. Step 5: Solve for x
    x = 87,020,077,124.79/338,981.70
  6. Step 6: Final answer
    x = 256,710.25

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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.