Home / 598,934.60-898,183.20-199,588.40

Finding the Fourth Proportional to 598,934.60, 898,183.20 and 199,588.40

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Solution

The fourth proportional to 598,934.60, 898,183.20 and 199,588.40 is: 299,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,934.60 : 898,183.20 = 199,588.40 : x
  2. Step 2: Convert to fraction form
    598,934.60/898,183.20 = 199,588.40/x
  3. Step 3: Cross multiply
    598,934.60x = 898,183.20 × 199,588.40
  4. Step 4: Simplify right side
    598,934.60x = 179,266,947,794.88
  5. Step 5: Solve for x
    x = 179,266,947,794.88/598,934.60
  6. Step 6: Final answer
    x = 299,309.72

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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.