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Finding the Fourth Proportional to 245,212.34, 367,623 and 225,530.42

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Solution

The fourth proportional to 245,212.34, 367,623 and 225,530.42 is: 338,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,212.34 : 367,623 = 225,530.42 : x
  2. Step 2: Convert to fraction form
    245,212.34/367,623 = 225,530.42/x
  3. Step 3: Cross multiply
    245,212.34x = 367,623 × 225,530.42
  4. Step 4: Simplify right side
    245,212.34x = 82,910,169,591.66
  5. Step 5: Solve for x
    x = 82,910,169,591.66/245,212.34
  6. Step 6: Final answer
    x = 338,115.81

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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.