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Finding the Fourth Proportional to 267,072.75, 368,560.40 and 147,840.75

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Solution

The fourth proportional to 267,072.75, 368,560.40 and 147,840.75 is: 204,020.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,072.75 : 368,560.40 = 147,840.75 : x
  2. Step 2: Convert to fraction form
    267,072.75/368,560.40 = 147,840.75/x
  3. Step 3: Cross multiply
    267,072.75x = 368,560.40 × 147,840.75
  4. Step 4: Simplify right side
    267,072.75x = 54,488,245,956.30
  5. Step 5: Solve for x
    x = 54,488,245,956.30/267,072.75
  6. Step 6: Final answer
    x = 204,020.24

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1.5x scale

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.