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Finding the Fourth Proportional to 361,201.20, 541,607.40 and 150,601.20

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Solution

The fourth proportional to 361,201.20, 541,607.40 and 150,601.20 is: 225,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,201.20 : 541,607.40 = 150,601.20 : x
  2. Step 2: Convert to fraction form
    361,201.20/541,607.40 = 150,601.20/x
  3. Step 3: Cross multiply
    361,201.20x = 541,607.40 × 150,601.20
  4. Step 4: Simplify right side
    361,201.20x = 81,566,724,368.88
  5. Step 5: Solve for x
    x = 81,566,724,368.88/361,201.20
  6. Step 6: Final answer
    x = 225,820.75

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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.