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Finding the Fourth Proportional to 235,133.80, 352,700.70 and 231,634.60

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Solution

The fourth proportional to 235,133.80, 352,700.70 and 231,634.60 is: 347,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,133.80 : 352,700.70 = 231,634.60 : x
  2. Step 2: Convert to fraction form
    235,133.80/352,700.70 = 231,634.60/x
  3. Step 3: Cross multiply
    235,133.80x = 352,700.70 × 231,634.60
  4. Step 4: Simplify right side
    235,133.80x = 81,697,685,564.22
  5. Step 5: Solve for x
    x = 81,697,685,564.22/235,133.80
  6. Step 6: Final answer
    x = 347,451.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.