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Finding the Fourth Proportional to 338,809.44, 467,553.78 and 185,844.48

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Solution

The fourth proportional to 338,809.44, 467,553.78 and 185,844.48 is: 256,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,809.44 : 467,553.78 = 185,844.48 : x
  2. Step 2: Convert to fraction form
    338,809.44/467,553.78 = 185,844.48/x
  3. Step 3: Cross multiply
    338,809.44x = 467,553.78 × 185,844.48
  4. Step 4: Simplify right side
    338,809.44x = 86,892,289,116.13
  5. Step 5: Solve for x
    x = 86,892,289,116.13/338,809.44
  6. Step 6: Final answer
    x = 256,463.60

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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.