Home / 422,057.58-582,437.90-240,769.18

Finding the Fourth Proportional to 422,057.58, 582,437.90 and 240,769.18

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Solution

The fourth proportional to 422,057.58, 582,437.90 and 240,769.18 is: 332,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,057.58 : 582,437.90 = 240,769.18 : x
  2. Step 2: Convert to fraction form
    422,057.58/582,437.90 = 240,769.18/x
  3. Step 3: Cross multiply
    422,057.58x = 582,437.90 × 240,769.18
  4. Step 4: Simplify right side
    422,057.58x = 140,233,095,583.92
  5. Step 5: Solve for x
    x = 140,233,095,583.92/422,057.58
  6. Step 6: Final answer
    x = 332,260.58

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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.