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Finding the Fourth Proportional to 401,369.06, 600,872.58 and 267,918.32

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Solution

The fourth proportional to 401,369.06, 600,872.58 and 267,918.32 is: 401,089.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,369.06 : 600,872.58 = 267,918.32 : x
  2. Step 2: Convert to fraction form
    401,369.06/600,872.58 = 267,918.32/x
  3. Step 3: Cross multiply
    401,369.06x = 600,872.58 × 267,918.32
  4. Step 4: Simplify right side
    401,369.06x = 160,984,769,163.30
  5. Step 5: Solve for x
    x = 160,984,769,163.30/401,369.06
  6. Step 6: Final answer
    x = 401,089.14

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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.