Home / 441,013.58-661,739.07-174,768.20

Finding the Fourth Proportional to 441,013.58, 661,739.07 and 174,768.20

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Solution

The fourth proportional to 441,013.58, 661,739.07 and 174,768.20 is: 262,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,013.58 : 661,739.07 = 174,768.20 : x
  2. Step 2: Convert to fraction form
    441,013.58/661,739.07 = 174,768.20/x
  3. Step 3: Cross multiply
    441,013.58x = 661,739.07 × 174,768.20
  4. Step 4: Simplify right side
    441,013.58x = 115,650,942,824.88
  5. Step 5: Solve for x
    x = 115,650,942,824.88/441,013.58
  6. Step 6: Final answer
    x = 262,238.96

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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.