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Finding the Fourth Proportional to 533,126.32, 799,730.79 and 178,141.59

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Solution

The fourth proportional to 533,126.32, 799,730.79 and 178,141.59 is: 267,226.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,126.32 : 799,730.79 = 178,141.59 : x
  2. Step 2: Convert to fraction form
    533,126.32/799,730.79 = 178,141.59/x
  3. Step 3: Cross multiply
    533,126.32x = 799,730.79 × 178,141.59
  4. Step 4: Simplify right side
    533,126.32x = 142,465,314,502.56
  5. Step 5: Solve for x
    x = 142,465,314,502.56/533,126.32
  6. Step 6: Final answer
    x = 267,226.19

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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.