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Finding the Fourth Proportional to 591,538.96, 816,321.96 and 323,266.96

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Solution

The fourth proportional to 591,538.96, 816,321.96 and 323,266.96 is: 446,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,538.96 : 816,321.96 = 323,266.96 : x
  2. Step 2: Convert to fraction form
    591,538.96/816,321.96 = 323,266.96/x
  3. Step 3: Cross multiply
    591,538.96x = 816,321.96 × 323,266.96
  4. Step 4: Simplify right side
    591,538.96x = 263,889,918,390.44
  5. Step 5: Solve for x
    x = 263,889,918,390.44/591,538.96
  6. Step 6: Final answer
    x = 446,107.42

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1.5x scale

Why These Related Problems?

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