Home / 598,936.60-898,186.20-199,590.40

Finding the Fourth Proportional to 598,936.60, 898,186.20 and 199,590.40

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Solution

The fourth proportional to 598,936.60, 898,186.20 and 199,590.40 is: 299,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,936.60 : 898,186.20 = 199,590.40 : x
  2. Step 2: Convert to fraction form
    598,936.60/898,186.20 = 199,590.40/x
  3. Step 3: Cross multiply
    598,936.60x = 898,186.20 × 199,590.40
  4. Step 4: Simplify right side
    598,936.60x = 179,269,342,932.48
  5. Step 5: Solve for x
    x = 179,269,342,932.48/598,936.60
  6. Step 6: Final answer
    x = 299,312.72

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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.