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Finding the Fourth Proportional to 468,958.26, 703,437.72 and 113,969.88

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Solution

The fourth proportional to 468,958.26, 703,437.72 and 113,969.88 is: 170,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,958.26 : 703,437.72 = 113,969.88 : x
  2. Step 2: Convert to fraction form
    468,958.26/703,437.72 = 113,969.88/x
  3. Step 3: Cross multiply
    468,958.26x = 703,437.72 × 113,969.88
  4. Step 4: Simplify right side
    468,958.26x = 80,170,712,535.87
  5. Step 5: Solve for x
    x = 80,170,712,535.87/468,958.26
  6. Step 6: Final answer
    x = 170,954.90

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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.