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Finding the Fourth Proportional to 533,559.42, 800,280.16 and 134,200.36

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Solution

The fourth proportional to 533,559.42, 800,280.16 and 134,200.36 is: 201,285.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,559.42 : 800,280.16 = 134,200.36 : x
  2. Step 2: Convert to fraction form
    533,559.42/800,280.16 = 134,200.36/x
  3. Step 3: Cross multiply
    533,559.42x = 800,280.16 × 134,200.36
  4. Step 4: Simplify right side
    533,559.42x = 107,397,885,572.86
  5. Step 5: Solve for x
    x = 107,397,885,572.86/533,559.42
  6. Step 6: Final answer
    x = 201,285.71

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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.