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Finding the Fourth Proportional to 533,114.37, 799,811.61 and 191,592.28

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Solution

The fourth proportional to 533,114.37, 799,811.61 and 191,592.28 is: 287,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,114.37 : 799,811.61 = 191,592.28 : x
  2. Step 2: Convert to fraction form
    533,114.37/799,811.61 = 191,592.28/x
  3. Step 3: Cross multiply
    533,114.37x = 799,811.61 × 191,592.28
  4. Step 4: Simplify right side
    533,114.37x = 153,237,727,451.86
  5. Step 5: Solve for x
    x = 153,237,727,451.86/533,114.37
  6. Step 6: Final answer
    x = 287,438.75

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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.