Home / 332,247.36-458,560.80-198,120

Finding the Fourth Proportional to 332,247.36, 458,560.80 and 198,120

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Solution

The fourth proportional to 332,247.36, 458,560.80 and 198,120 is: 273,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,247.36 : 458,560.80 = 198,120 : x
  2. Step 2: Convert to fraction form
    332,247.36/458,560.80 = 198,120/x
  3. Step 3: Cross multiply
    332,247.36x = 458,560.80 × 198,120
  4. Step 4: Simplify right side
    332,247.36x = 90,850,065,696
  5. Step 5: Solve for x
    x = 90,850,065,696/332,247.36
  6. Step 6: Final answer
    x = 273,441.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.