Home / 412,824.60-619,249.86-146,580.84

Finding the Fourth Proportional to 412,824.60, 619,249.86 and 146,580.84

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Solution

The fourth proportional to 412,824.60, 619,249.86 and 146,580.84 is: 219,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,824.60 : 619,249.86 = 146,580.84 : x
  2. Step 2: Convert to fraction form
    412,824.60/619,249.86 = 146,580.84/x
  3. Step 3: Cross multiply
    412,824.60x = 619,249.86 × 146,580.84
  4. Step 4: Simplify right side
    412,824.60x = 90,770,164,648.68
  5. Step 5: Solve for x
    x = 90,770,164,648.68/412,824.60
  6. Step 6: Final answer
    x = 219,875.86

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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.