Home / 428,353.66-591,131.57-237,370.24

Finding the Fourth Proportional to 428,353.66, 591,131.57 and 237,370.24

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Solution

The fourth proportional to 428,353.66, 591,131.57 and 237,370.24 is: 327,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,353.66 : 591,131.57 = 237,370.24 : x
  2. Step 2: Convert to fraction form
    428,353.66/591,131.57 = 237,370.24/x
  3. Step 3: Cross multiply
    428,353.66x = 591,131.57 × 237,370.24
  4. Step 4: Simplify right side
    428,353.66x = 140,317,043,235.90
  5. Step 5: Solve for x
    x = 140,317,043,235.90/428,353.66
  6. Step 6: Final answer
    x = 327,572.88

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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.