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Finding the Fourth Proportional to 533,120.29, 799,820.64 and 191,598.21

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Solution

The fourth proportional to 533,120.29, 799,820.64 and 191,598.21 is: 287,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,120.29 : 799,820.64 = 191,598.21 : x
  2. Step 2: Convert to fraction form
    533,120.29/799,820.64 = 191,598.21/x
  3. Step 3: Cross multiply
    533,120.29x = 799,820.64 × 191,598.21
  4. Step 4: Simplify right side
    533,120.29x = 153,244,202,945.05
  5. Step 5: Solve for x
    x = 153,244,202,945.05/533,120.29
  6. Step 6: Final answer
    x = 287,447.70

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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.