Home / 576,086.20-863,481.30-276,710.20

Finding the Fourth Proportional to 576,086.20, 863,481.30 and 276,710.20

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Solution

The fourth proportional to 576,086.20, 863,481.30 and 276,710.20 is: 414,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,086.20 : 863,481.30 = 276,710.20 : x
  2. Step 2: Convert to fraction form
    576,086.20/863,481.30 = 276,710.20/x
  3. Step 3: Cross multiply
    576,086.20x = 863,481.30 × 276,710.20
  4. Step 4: Simplify right side
    576,086.20x = 238,934,083,219.26
  5. Step 5: Solve for x
    x = 238,934,083,219.26/576,086.20
  6. Step 6: Final answer
    x = 414,754.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.