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Finding the Fourth Proportional to 245,676.21, 367,979.45 and 150,618.93

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Solution

The fourth proportional to 245,676.21, 367,979.45 and 150,618.93 is: 225,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,676.21 : 367,979.45 = 150,618.93 : x
  2. Step 2: Convert to fraction form
    245,676.21/367,979.45 = 150,618.93/x
  3. Step 3: Cross multiply
    245,676.21x = 367,979.45 × 150,618.93
  4. Step 4: Simplify right side
    245,676.21x = 55,424,670,267.89
  5. Step 5: Solve for x
    x = 55,424,670,267.89/245,676.21
  6. Step 6: Final answer
    x = 225,600.48

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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.