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Finding the Fourth Proportional to 267,098.08, 400,678.74 and 167,266.51

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Solution

The fourth proportional to 267,098.08, 400,678.74 and 167,266.51 is: 250,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,098.08 : 400,678.74 = 167,266.51 : x
  2. Step 2: Convert to fraction form
    267,098.08/400,678.74 = 167,266.51/x
  3. Step 3: Cross multiply
    267,098.08x = 400,678.74 × 167,266.51
  4. Step 4: Simplify right side
    267,098.08x = 67,020,134,471.00
  5. Step 5: Solve for x
    x = 67,020,134,471.00/267,098.08
  6. Step 6: Final answer
    x = 250,919.57

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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.