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Finding the Fourth Proportional to 219,438.32, 302,622.08 and 168,453.27

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Solution

The fourth proportional to 219,438.32, 302,622.08 and 168,453.27 is: 232,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,438.32 : 302,622.08 = 168,453.27 : x
  2. Step 2: Convert to fraction form
    219,438.32/302,622.08 = 168,453.27/x
  3. Step 3: Cross multiply
    219,438.32x = 302,622.08 × 168,453.27
  4. Step 4: Simplify right side
    219,438.32x = 50,977,678,107.94
  5. Step 5: Solve for x
    x = 50,977,678,107.94/219,438.32
  6. Step 6: Final answer
    x = 232,309.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.