Home / 568,729.17-784,865.63-336,355.31

Finding the Fourth Proportional to 568,729.17, 784,865.63 and 336,355.31

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Solution

The fourth proportional to 568,729.17, 784,865.63 and 336,355.31 is: 464,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,729.17 : 784,865.63 = 336,355.31 : x
  2. Step 2: Convert to fraction form
    568,729.17/784,865.63 = 336,355.31/x
  3. Step 3: Cross multiply
    568,729.17x = 784,865.63 × 336,355.31
  4. Step 4: Simplify right side
    568,729.17x = 263,993,716,680.89
  5. Step 5: Solve for x
    x = 263,993,716,680.89/568,729.17
  6. Step 6: Final answer
    x = 464,181.78

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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.