Home / 422,176.36-582,597.48-231,189.70

Finding the Fourth Proportional to 422,176.36, 582,597.48 and 231,189.70

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Solution

The fourth proportional to 422,176.36, 582,597.48 and 231,189.70 is: 319,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,176.36 : 582,597.48 = 231,189.70 : x
  2. Step 2: Convert to fraction form
    422,176.36/582,597.48 = 231,189.70/x
  3. Step 3: Cross multiply
    422,176.36x = 582,597.48 × 231,189.70
  4. Step 4: Simplify right side
    422,176.36x = 134,690,536,621.96
  5. Step 5: Solve for x
    x = 134,690,536,621.96/422,176.36
  6. Step 6: Final answer
    x = 319,038.56

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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.