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Finding the Fourth Proportional to 244,578.90, 366,933.15 and 86,790.90

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Solution

The fourth proportional to 244,578.90, 366,933.15 and 86,790.90 is: 130,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,578.90 : 366,933.15 = 86,790.90 : x
  2. Step 2: Convert to fraction form
    244,578.90/366,933.15 = 86,790.90/x
  3. Step 3: Cross multiply
    244,578.90x = 366,933.15 × 86,790.90
  4. Step 4: Simplify right side
    244,578.90x = 31,846,458,328.34
  5. Step 5: Solve for x
    x = 31,846,458,328.34/244,578.90
  6. Step 6: Final answer
    x = 130,209.34

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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.