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Finding the Fourth Proportional to 267,172.56, 400,608.72 and 183,027.60

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Solution

The fourth proportional to 267,172.56, 400,608.72 and 183,027.60 is: 274,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,172.56 : 400,608.72 = 183,027.60 : x
  2. Step 2: Convert to fraction form
    267,172.56/400,608.72 = 183,027.60/x
  3. Step 3: Cross multiply
    267,172.56x = 400,608.72 × 183,027.60
  4. Step 4: Simplify right side
    267,172.56x = 73,322,452,560.67
  5. Step 5: Solve for x
    x = 73,322,452,560.67/267,172.56
  6. Step 6: Final answer
    x = 274,438.56

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1.5x scale

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.