Home / 428,174.28-590,880.96-237,183.66

Finding the Fourth Proportional to 428,174.28, 590,880.96 and 237,183.66

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Solution

The fourth proportional to 428,174.28, 590,880.96 and 237,183.66 is: 327,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,174.28 : 590,880.96 = 237,183.66 : x
  2. Step 2: Convert to fraction form
    428,174.28/590,880.96 = 237,183.66/x
  3. Step 3: Cross multiply
    428,174.28x = 590,880.96 × 237,183.66
  4. Step 4: Simplify right side
    428,174.28x = 140,147,308,717.11
  5. Step 5: Solve for x
    x = 140,147,308,717.11/428,174.28
  6. Step 6: Final answer
    x = 327,313.70

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1.5x scale

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.