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Finding the Fourth Proportional to 199,524.60, 299,301.30 and 120,468.60

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Solution

The fourth proportional to 199,524.60, 299,301.30 and 120,468.60 is: 180,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,524.60 : 299,301.30 = 120,468.60 : x
  2. Step 2: Convert to fraction form
    199,524.60/299,301.30 = 120,468.60/x
  3. Step 3: Cross multiply
    199,524.60x = 299,301.30 × 120,468.60
  4. Step 4: Simplify right side
    199,524.60x = 36,056,408,589.18
  5. Step 5: Solve for x
    x = 36,056,408,589.18/199,524.60
  6. Step 6: Final answer
    x = 180,711.59

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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.