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Finding the Fourth Proportional to 267,373.44, 368,961.24 and 152,647.56

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Solution

The fourth proportional to 267,373.44, 368,961.24 and 152,647.56 is: 210,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,373.44 : 368,961.24 = 152,647.56 : x
  2. Step 2: Convert to fraction form
    267,373.44/368,961.24 = 152,647.56/x
  3. Step 3: Cross multiply
    267,373.44x = 368,961.24 × 152,647.56
  4. Step 4: Simplify right side
    267,373.44x = 56,321,033,020.57
  5. Step 5: Solve for x
    x = 56,321,033,020.57/267,373.44
  6. Step 6: Final answer
    x = 210,645.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.