Home / 619,954.16-929,924.76-199,230.44

Finding the Fourth Proportional to 619,954.16, 929,924.76 and 199,230.44

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Solution

The fourth proportional to 619,954.16, 929,924.76 and 199,230.44 is: 298,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,954.16 : 929,924.76 = 199,230.44 : x
  2. Step 2: Convert to fraction form
    619,954.16/929,924.76 = 199,230.44/x
  3. Step 3: Cross multiply
    619,954.16x = 929,924.76 × 199,230.44
  4. Step 4: Simplify right side
    619,954.16x = 185,269,319,101.69
  5. Step 5: Solve for x
    x = 185,269,319,101.69/619,954.16
  6. Step 6: Final answer
    x = 298,843.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.