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Finding the Fourth Proportional to 12,324.38, 17,007.77 and 6,735.38

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Solution

The fourth proportional to 12,324.38, 17,007.77 and 6,735.38 is: 9,294.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.38 : 17,007.77 = 6,735.38 : x
  2. Step 2: Convert to fraction form
    12,324.38/17,007.77 = 6,735.38/x
  3. Step 3: Cross multiply
    12,324.38x = 17,007.77 × 6,735.38
  4. Step 4: Simplify right side
    12,324.38x = 114,553,793.90
  5. Step 5: Solve for x
    x = 114,553,793.90/12,324.38
  6. Step 6: Final answer
    x = 9,294.89

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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.