Home / 533,619.11-799,146.09-305,222.31

Finding the Fourth Proportional to 533,619.11, 799,146.09 and 305,222.31

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Solution

The fourth proportional to 533,619.11, 799,146.09 and 305,222.31 is: 457,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,619.11 : 799,146.09 = 305,222.31 : x
  2. Step 2: Convert to fraction form
    533,619.11/799,146.09 = 305,222.31/x
  3. Step 3: Cross multiply
    533,619.11x = 799,146.09 × 305,222.31
  4. Step 4: Simplify right side
    533,619.11x = 243,917,215,617.27
  5. Step 5: Solve for x
    x = 243,917,215,617.27/533,619.11
  6. Step 6: Final answer
    x = 457,099.86

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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.