Home / 598,964.60-898,228.20-199,618.40

Finding the Fourth Proportional to 598,964.60, 898,228.20 and 199,618.40

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Solution

The fourth proportional to 598,964.60, 898,228.20 and 199,618.40 is: 299,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,964.60 : 898,228.20 = 199,618.40 : x
  2. Step 2: Convert to fraction form
    598,964.60/898,228.20 = 199,618.40/x
  3. Step 3: Cross multiply
    598,964.60x = 898,228.20 × 199,618.40
  4. Step 4: Simplify right side
    598,964.60x = 179,302,876,118.88
  5. Step 5: Solve for x
    x = 179,302,876,118.88/598,964.60
  6. Step 6: Final answer
    x = 299,354.71

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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.