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Finding the Fourth Proportional to 234,302.40, 351,205.44 and 76,488.48

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Solution

The fourth proportional to 234,302.40, 351,205.44 and 76,488.48 is: 114,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,302.40 : 351,205.44 = 76,488.48 : x
  2. Step 2: Convert to fraction form
    234,302.40/351,205.44 = 76,488.48/x
  3. Step 3: Cross multiply
    234,302.40x = 351,205.44 × 76,488.48
  4. Step 4: Simplify right side
    234,302.40x = 26,863,170,273.33
  5. Step 5: Solve for x
    x = 26,863,170,273.33/234,302.40
  6. Step 6: Final answer
    x = 114,651.71

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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.