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Finding the Fourth Proportional to 223,496.20, 335,633.10 and 118,520.20

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Solution

The fourth proportional to 223,496.20, 335,633.10 and 118,520.20 is: 177,986.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,496.20 : 335,633.10 = 118,520.20 : x
  2. Step 2: Convert to fraction form
    223,496.20/335,633.10 = 118,520.20/x
  3. Step 3: Cross multiply
    223,496.20x = 335,633.10 × 118,520.20
  4. Step 4: Simplify right side
    223,496.20x = 39,779,302,138.62
  5. Step 5: Solve for x
    x = 39,779,302,138.62/223,496.20
  6. Step 6: Final answer
    x = 177,986.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.