Home / 558,874.20-838,171.26-238,867.88

Finding the Fourth Proportional to 558,874.20, 838,171.26 and 238,867.88

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Solution

The fourth proportional to 558,874.20, 838,171.26 and 238,867.88 is: 358,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,874.20 : 838,171.26 = 238,867.88 : x
  2. Step 2: Convert to fraction form
    558,874.20/838,171.26 = 238,867.88/x
  3. Step 3: Cross multiply
    558,874.20x = 838,171.26 × 238,867.88
  4. Step 4: Simplify right side
    558,874.20x = 200,212,191,953.13
  5. Step 5: Solve for x
    x = 200,212,191,953.13/558,874.20
  6. Step 6: Final answer
    x = 358,241.97

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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.