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Finding the Fourth Proportional to 367,239.76, 549,789.83 and 272,888.33

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Solution

The fourth proportional to 367,239.76, 549,789.83 and 272,888.33 is: 408,537.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,239.76 : 549,789.83 = 272,888.33 : x
  2. Step 2: Convert to fraction form
    367,239.76/549,789.83 = 272,888.33/x
  3. Step 3: Cross multiply
    367,239.76x = 549,789.83 × 272,888.33
  4. Step 4: Simplify right side
    367,239.76x = 150,031,225,469.62
  5. Step 5: Solve for x
    x = 150,031,225,469.62/367,239.76
  6. Step 6: Final answer
    x = 408,537.54

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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.