Home / 454,928.40-682,392.60-416,546.55

Finding the Fourth Proportional to 454,928.40, 682,392.60 and 416,546.55

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Solution

The fourth proportional to 454,928.40, 682,392.60 and 416,546.55 is: 624,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,928.40 : 682,392.60 = 416,546.55 : x
  2. Step 2: Convert to fraction form
    454,928.40/682,392.60 = 416,546.55/x
  3. Step 3: Cross multiply
    454,928.40x = 682,392.60 × 416,546.55
  4. Step 4: Simplify right side
    454,928.40x = 284,248,283,275.53
  5. Step 5: Solve for x
    x = 284,248,283,275.53/454,928.40
  6. Step 6: Final answer
    x = 624,819.83

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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.