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Finding the Fourth Proportional to 296,234.80, 444,352.20 and 189,946.60

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Solution

The fourth proportional to 296,234.80, 444,352.20 and 189,946.60 is: 284,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,234.80 : 444,352.20 = 189,946.60 : x
  2. Step 2: Convert to fraction form
    296,234.80/444,352.20 = 189,946.60/x
  3. Step 3: Cross multiply
    296,234.80x = 444,352.20 × 189,946.60
  4. Step 4: Simplify right side
    296,234.80x = 84,403,189,592.52
  5. Step 5: Solve for x
    x = 84,403,189,592.52/296,234.80
  6. Step 6: Final answer
    x = 284,919.90

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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.