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Finding the Fourth Proportional to 367,257.27, 550,553.54 and 130,544.60

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Solution

The fourth proportional to 367,257.27, 550,553.54 and 130,544.60 is: 195,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,257.27 : 550,553.54 = 130,544.60 : x
  2. Step 2: Convert to fraction form
    367,257.27/550,553.54 = 130,544.60/x
  3. Step 3: Cross multiply
    367,257.27x = 550,553.54 × 130,544.60
  4. Step 4: Simplify right side
    367,257.27x = 71,871,788,252.39
  5. Step 5: Solve for x
    x = 71,871,788,252.39/367,257.27
  6. Step 6: Final answer
    x = 195,698.75

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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.