Home / 383,731.14-529,694.33-301,847.43

Finding the Fourth Proportional to 383,731.14, 529,694.33 and 301,847.43

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Solution

The fourth proportional to 383,731.14, 529,694.33 and 301,847.43 is: 416,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,731.14 : 529,694.33 = 301,847.43 : x
  2. Step 2: Convert to fraction form
    383,731.14/529,694.33 = 301,847.43/x
  3. Step 3: Cross multiply
    383,731.14x = 529,694.33 × 301,847.43
  4. Step 4: Simplify right side
    383,731.14x = 159,886,870,686.84
  5. Step 5: Solve for x
    x = 159,886,870,686.84/383,731.14
  6. Step 6: Final answer
    x = 416,663.79

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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.