Home / 488,929.38-733,209.74-204,639.64

Finding the Fourth Proportional to 488,929.38, 733,209.74 and 204,639.64

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Solution

The fourth proportional to 488,929.38, 733,209.74 and 204,639.64 is: 306,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,929.38 : 733,209.74 = 204,639.64 : x
  2. Step 2: Convert to fraction form
    488,929.38/733,209.74 = 204,639.64/x
  3. Step 3: Cross multiply
    488,929.38x = 733,209.74 × 204,639.64
  4. Step 4: Simplify right side
    488,929.38x = 150,043,777,238.09
  5. Step 5: Solve for x
    x = 150,043,777,238.09/488,929.38
  6. Step 6: Final answer
    x = 306,882.31

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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.