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Finding the Fourth Proportional to 653,183.34, 979,779.87 and 179,894.67

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Solution

The fourth proportional to 653,183.34, 979,779.87 and 179,894.67 is: 269,843.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,183.34 : 979,779.87 = 179,894.67 : x
  2. Step 2: Convert to fraction form
    653,183.34/979,779.87 = 179,894.67/x
  3. Step 3: Cross multiply
    653,183.34x = 979,779.87 × 179,894.67
  4. Step 4: Simplify right side
    653,183.34x = 176,257,176,386.29
  5. Step 5: Solve for x
    x = 176,257,176,386.29/653,183.34
  6. Step 6: Final answer
    x = 269,843.34

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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.