Home / 474,819.57-655,313.40-270,823.73

Finding the Fourth Proportional to 474,819.57, 655,313.40 and 270,823.73

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Solution

The fourth proportional to 474,819.57, 655,313.40 and 270,823.73 is: 373,772.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,819.57 : 655,313.40 = 270,823.73 : x
  2. Step 2: Convert to fraction form
    474,819.57/655,313.40 = 270,823.73/x
  3. Step 3: Cross multiply
    474,819.57x = 655,313.40 × 270,823.73
  4. Step 4: Simplify right side
    474,819.57x = 177,474,416,030.42
  5. Step 5: Solve for x
    x = 177,474,416,030.42/474,819.57
  6. Step 6: Final answer
    x = 373,772.33

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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.