Home / 381,256.52-526,147.99-230,324.36

Finding the Fourth Proportional to 381,256.52, 526,147.99 and 230,324.36

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Solution

The fourth proportional to 381,256.52, 526,147.99 and 230,324.36 is: 317,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,256.52 : 526,147.99 = 230,324.36 : x
  2. Step 2: Convert to fraction form
    381,256.52/526,147.99 = 230,324.36/x
  3. Step 3: Cross multiply
    381,256.52x = 526,147.99 × 230,324.36
  4. Step 4: Simplify right side
    381,256.52x = 121,184,695,855.49
  5. Step 5: Solve for x
    x = 121,184,695,855.49/381,256.52
  6. Step 6: Final answer
    x = 317,856.07

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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.