Home / 447,027.60-670,660.20-194,199.60

Finding the Fourth Proportional to 447,027.60, 670,660.20 and 194,199.60

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Solution

The fourth proportional to 447,027.60, 670,660.20 and 194,199.60 is: 291,351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,027.60 : 670,660.20 = 194,199.60 : x
  2. Step 2: Convert to fraction form
    447,027.60/670,660.20 = 194,199.60/x
  3. Step 3: Cross multiply
    447,027.60x = 670,660.20 × 194,199.60
  4. Step 4: Simplify right side
    447,027.60x = 130,241,942,575.92
  5. Step 5: Solve for x
    x = 130,241,942,575.92/447,027.60
  6. Step 6: Final answer
    x = 291,351.01

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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.