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Finding the Fourth Proportional to 365,270.91, 547,906.56 and 239,705.52

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Solution

The fourth proportional to 365,270.91, 547,906.56 and 239,705.52 is: 359,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,270.91 : 547,906.56 = 239,705.52 : x
  2. Step 2: Convert to fraction form
    365,270.91/547,906.56 = 239,705.52/x
  3. Step 3: Cross multiply
    365,270.91x = 547,906.56 × 239,705.52
  4. Step 4: Simplify right side
    365,270.91x = 131,336,226,876.21
  5. Step 5: Solve for x
    x = 131,336,226,876.21/365,270.91
  6. Step 6: Final answer
    x = 359,558.41

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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.