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Finding the Fourth Proportional to 445,086.24, 667,656.50 and 145,598.44

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Solution

The fourth proportional to 445,086.24, 667,656.50 and 145,598.44 is: 218,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,086.24 : 667,656.50 = 145,598.44 : x
  2. Step 2: Convert to fraction form
    445,086.24/667,656.50 = 145,598.44/x
  3. Step 3: Cross multiply
    445,086.24x = 667,656.50 × 145,598.44
  4. Step 4: Simplify right side
    445,086.24x = 97,209,744,855.86
  5. Step 5: Solve for x
    x = 97,209,744,855.86/445,086.24
  6. Step 6: Final answer
    x = 218,406.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.