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Finding the Fourth Proportional to 263,321.37, 363,383.51 and 142,462.58

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Solution

The fourth proportional to 263,321.37, 363,383.51 and 142,462.58 is: 196,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,321.37 : 363,383.51 = 142,462.58 : x
  2. Step 2: Convert to fraction form
    263,321.37/363,383.51 = 142,462.58/x
  3. Step 3: Cross multiply
    263,321.37x = 363,383.51 × 142,462.58
  4. Step 4: Simplify right side
    263,321.37x = 51,768,549,834.83
  5. Step 5: Solve for x
    x = 51,768,549,834.83/263,321.37
  6. Step 6: Final answer
    x = 196,598.36

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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.