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Finding the Fourth Proportional to 395,883.58, 593,859.77 and 111,576.01

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Solution

The fourth proportional to 395,883.58, 593,859.77 and 111,576.01 is: 167,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,883.58 : 593,859.77 = 111,576.01 : x
  2. Step 2: Convert to fraction form
    395,883.58/593,859.77 = 111,576.01/x
  3. Step 3: Cross multiply
    395,883.58x = 593,859.77 × 111,576.01
  4. Step 4: Simplify right side
    395,883.58x = 66,260,500,108.94
  5. Step 5: Solve for x
    x = 66,260,500,108.94/395,883.58
  6. Step 6: Final answer
    x = 167,373.70

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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.