Home / 619,835.44-928,874.22-259,618.12

Finding the Fourth Proportional to 619,835.44, 928,874.22 and 259,618.12

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Solution

The fourth proportional to 619,835.44, 928,874.22 and 259,618.12 is: 389,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,835.44 : 928,874.22 = 259,618.12 : x
  2. Step 2: Convert to fraction form
    619,835.44/928,874.22 = 259,618.12/x
  3. Step 3: Cross multiply
    619,835.44x = 928,874.22 × 259,618.12
  4. Step 4: Simplify right side
    619,835.44x = 241,152,578,712.87
  5. Step 5: Solve for x
    x = 241,152,578,712.87/619,835.44
  6. Step 6: Final answer
    x = 389,059.04

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1.5x scale

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.