Home / 351,288.69-526,873.09-126,604.41

Finding the Fourth Proportional to 351,288.69, 526,873.09 and 126,604.41

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Solution

The fourth proportional to 351,288.69, 526,873.09 and 126,604.41 is: 189,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,288.69 : 526,873.09 = 126,604.41 : x
  2. Step 2: Convert to fraction form
    351,288.69/526,873.09 = 126,604.41/x
  3. Step 3: Cross multiply
    351,288.69x = 526,873.09 × 126,604.41
  4. Step 4: Simplify right side
    351,288.69x = 66,704,456,704.33
  5. Step 5: Solve for x
    x = 66,704,456,704.33/351,288.69
  6. Step 6: Final answer
    x = 189,885.01

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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.