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Finding the Fourth Proportional to 297,807.44, 446,794.54 and 120,439.01

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Solution

The fourth proportional to 297,807.44, 446,794.54 and 120,439.01 is: 180,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,807.44 : 446,794.54 = 120,439.01 : x
  2. Step 2: Convert to fraction form
    297,807.44/446,794.54 = 120,439.01/x
  3. Step 3: Cross multiply
    297,807.44x = 446,794.54 × 120,439.01
  4. Step 4: Simplify right side
    297,807.44x = 53,811,489,535.94
  5. Step 5: Solve for x
    x = 53,811,489,535.94/297,807.44
  6. Step 6: Final answer
    x = 180,692.23

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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.