Home / 837,405.24-1,256,148.90-238,408.44

Finding the Fourth Proportional to 837,405.24, 1,256,148.90 and 238,408.44

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Solution

The fourth proportional to 837,405.24, 1,256,148.90 and 238,408.44 is: 357,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,405.24 : 1,256,148.90 = 238,408.44 : x
  2. Step 2: Convert to fraction form
    837,405.24/1,256,148.90 = 238,408.44/x
  3. Step 3: Cross multiply
    837,405.24x = 1,256,148.90 × 238,408.44
  4. Step 4: Simplify right side
    837,405.24x = 299,476,499,656.72
  5. Step 5: Solve for x
    x = 299,476,499,656.72/837,405.24
  6. Step 6: Final answer
    x = 357,624.34

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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.