Home / 428,544.46-591,351.60-237,541.60

Finding the Fourth Proportional to 428,544.46, 591,351.60 and 237,541.60

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Solution

The fourth proportional to 428,544.46, 591,351.60 and 237,541.60 is: 327,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,544.46 : 591,351.60 = 237,541.60 : x
  2. Step 2: Convert to fraction form
    428,544.46/591,351.60 = 237,541.60/x
  3. Step 3: Cross multiply
    428,544.46x = 591,351.60 × 237,541.60
  4. Step 4: Simplify right side
    428,544.46x = 140,470,605,226.56
  5. Step 5: Solve for x
    x = 140,470,605,226.56/428,544.46
  6. Step 6: Final answer
    x = 327,785.37

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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.