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Finding the Fourth Proportional to 338,481.33, 467,109.34 and 185,518.30

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Solution

The fourth proportional to 338,481.33, 467,109.34 and 185,518.30 is: 256,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,481.33 : 467,109.34 = 185,518.30 : x
  2. Step 2: Convert to fraction form
    338,481.33/467,109.34 = 185,518.30/x
  3. Step 3: Cross multiply
    338,481.33x = 467,109.34 × 185,518.30
  4. Step 4: Simplify right side
    338,481.33x = 86,657,328,335.38
  5. Step 5: Solve for x
    x = 86,657,328,335.38/338,481.33
  6. Step 6: Final answer
    x = 256,018.05

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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.