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Finding the Fourth Proportional to 338,963.58, 467,768.45 and 186,004.33

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Solution

The fourth proportional to 338,963.58, 467,768.45 and 186,004.33 is: 256,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,963.58 : 467,768.45 = 186,004.33 : x
  2. Step 2: Convert to fraction form
    338,963.58/467,768.45 = 186,004.33/x
  3. Step 3: Cross multiply
    338,963.58x = 467,768.45 × 186,004.33
  4. Step 4: Simplify right side
    338,963.58x = 87,006,957,137.39
  5. Step 5: Solve for x
    x = 87,006,957,137.39/338,963.58
  6. Step 6: Final answer
    x = 256,685.27

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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.