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Finding the Fourth Proportional to 600.78, 901.01 and 167.84

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Solution

The fourth proportional to 600.78, 901.01 and 167.84 is: 251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.78 : 901.01 = 167.84 : x
  2. Step 2: Convert to fraction form
    600.78/901.01 = 167.84/x
  3. Step 3: Cross multiply
    600.78x = 901.01 × 167.84
  4. Step 4: Simplify right side
    600.78x = 151,225.52
  5. Step 5: Solve for x
    x = 151,225.52/600.78
  6. Step 6: Final answer
    x = 251.72

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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.