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Finding the Fourth Proportional to 239,504.50, 359,215.44 and 71,022.88

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Solution

The fourth proportional to 239,504.50, 359,215.44 and 71,022.88 is: 106,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,504.50 : 359,215.44 = 71,022.88 : x
  2. Step 2: Convert to fraction form
    239,504.50/359,215.44 = 71,022.88/x
  3. Step 3: Cross multiply
    239,504.50x = 359,215.44 × 71,022.88
  4. Step 4: Simplify right side
    239,504.50x = 25,512,515,089.27
  5. Step 5: Solve for x
    x = 25,512,515,089.27/239,504.50
  6. Step 6: Final answer
    x = 106,522.07

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1.5x scale

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.