Home / 454,891.20-682,336.16-122,467.52

Finding the Fourth Proportional to 454,891.20, 682,336.16 and 122,467.52

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Solution

The fourth proportional to 454,891.20, 682,336.16 and 122,467.52 is: 183,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,891.20 : 682,336.16 = 122,467.52 : x
  2. Step 2: Convert to fraction form
    454,891.20/682,336.16 = 122,467.52/x
  3. Step 3: Cross multiply
    454,891.20x = 682,336.16 × 122,467.52
  4. Step 4: Simplify right side
    454,891.20x = 83,564,017,321.52
  5. Step 5: Solve for x
    x = 83,564,017,321.52/454,891.20
  6. Step 6: Final answer
    x = 183,701.11

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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.