Home / 451,618.20-676,115.10-302,027.40

Finding the Fourth Proportional to 451,618.20, 676,115.10 and 302,027.40

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Solution

The fourth proportional to 451,618.20, 676,115.10 and 302,027.40 is: 452,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,618.20 : 676,115.10 = 302,027.40 : x
  2. Step 2: Convert to fraction form
    451,618.20/676,115.10 = 302,027.40/x
  3. Step 3: Cross multiply
    451,618.20x = 676,115.10 × 302,027.40
  4. Step 4: Simplify right side
    451,618.20x = 204,205,285,753.74
  5. Step 5: Solve for x
    x = 204,205,285,753.74/451,618.20
  6. Step 6: Final answer
    x = 452,163.54

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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.