Home / 598,278.24-897,223.12-198,811.68

Finding the Fourth Proportional to 598,278.24, 897,223.12 and 198,811.68

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Solution

The fourth proportional to 598,278.24, 897,223.12 and 198,811.68 is: 298,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,278.24 : 897,223.12 = 198,811.68 : x
  2. Step 2: Convert to fraction form
    598,278.24/897,223.12 = 198,811.68/x
  3. Step 3: Cross multiply
    598,278.24x = 897,223.12 × 198,811.68
  4. Step 4: Simplify right side
    598,278.24x = 178,378,435,822.04
  5. Step 5: Solve for x
    x = 178,378,435,822.04/598,278.24
  6. Step 6: Final answer
    x = 298,152.97

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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.