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Finding the Fourth Proportional to 533,157.66, 799,736.49 and 178,171.67

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Solution

The fourth proportional to 533,157.66, 799,736.49 and 178,171.67 is: 267,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,157.66 : 799,736.49 = 178,171.67 : x
  2. Step 2: Convert to fraction form
    533,157.66/799,736.49 = 178,171.67/x
  3. Step 3: Cross multiply
    533,157.66x = 799,736.49 × 178,171.67
  4. Step 4: Simplify right side
    533,157.66x = 142,490,381,984.56
  5. Step 5: Solve for x
    x = 142,490,381,984.56/533,157.66
  6. Step 6: Final answer
    x = 267,257.50

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Similar ratio
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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.