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Finding the Fourth Proportional to 244,801.48, 366,980.78 and 86,993.03

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Solution

The fourth proportional to 244,801.48, 366,980.78 and 86,993.03 is: 130,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,801.48 : 366,980.78 = 86,993.03 : x
  2. Step 2: Convert to fraction form
    244,801.48/366,980.78 = 86,993.03/x
  3. Step 3: Cross multiply
    244,801.48x = 366,980.78 × 86,993.03
  4. Step 4: Simplify right side
    244,801.48x = 31,924,770,003.96
  5. Step 5: Solve for x
    x = 31,924,770,003.96/244,801.48
  6. Step 6: Final answer
    x = 130,410.85

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Why These Related Problems?

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