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Finding the Fourth Proportional to 338,950.05, 467,735.39 and 185,984.43

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Solution

The fourth proportional to 338,950.05, 467,735.39 and 185,984.43 is: 256,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,950.05 : 467,735.39 = 185,984.43 : x
  2. Step 2: Convert to fraction form
    338,950.05/467,735.39 = 185,984.43/x
  3. Step 3: Cross multiply
    338,950.05x = 467,735.39 × 185,984.43
  4. Step 4: Simplify right side
    338,950.05x = 86,991,498,970.06
  5. Step 5: Solve for x
    x = 86,991,498,970.06/338,950.05
  6. Step 6: Final answer
    x = 256,649.91

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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.