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Finding the Fourth Proportional to 587,845.80, 811,290.64 and 333,169.64

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Solution

The fourth proportional to 587,845.80, 811,290.64 and 333,169.64 is: 459,810.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,845.80 : 811,290.64 = 333,169.64 : x
  2. Step 2: Convert to fraction form
    587,845.80/811,290.64 = 333,169.64/x
  3. Step 3: Cross multiply
    587,845.80x = 811,290.64 × 333,169.64
  4. Step 4: Simplify right side
    587,845.80x = 270,297,410,464.17
  5. Step 5: Solve for x
    x = 270,297,410,464.17/587,845.80
  6. Step 6: Final answer
    x = 459,810.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.