Home / 474,997.19-655,481.44-260,131.73

Finding the Fourth Proportional to 474,997.19, 655,481.44 and 260,131.73

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Solution

The fourth proportional to 474,997.19, 655,481.44 and 260,131.73 is: 358,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,997.19 : 655,481.44 = 260,131.73 : x
  2. Step 2: Convert to fraction form
    474,997.19/655,481.44 = 260,131.73/x
  3. Step 3: Cross multiply
    474,997.19x = 655,481.44 × 260,131.73
  4. Step 4: Simplify right side
    474,997.19x = 170,511,520,970.09
  5. Step 5: Solve for x
    x = 170,511,520,970.09/474,997.19
  6. Step 6: Final answer
    x = 358,973.75

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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.