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Finding the Fourth Proportional to 366,960.60, 550,440.90 and 219,504.60

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Solution

The fourth proportional to 366,960.60, 550,440.90 and 219,504.60 is: 329,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,960.60 : 550,440.90 = 219,504.60 : x
  2. Step 2: Convert to fraction form
    366,960.60/550,440.90 = 219,504.60/x
  3. Step 3: Cross multiply
    366,960.60x = 550,440.90 × 219,504.60
  4. Step 4: Simplify right side
    366,960.60x = 120,824,309,578.14
  5. Step 5: Solve for x
    x = 120,824,309,578.14/366,960.60
  6. Step 6: Final answer
    x = 329,256.90

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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.