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Finding the Fourth Proportional to 4,834.86, 7,252.28 and 1,324.89

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Solution

The fourth proportional to 4,834.86, 7,252.28 and 1,324.89 is: 1,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.86 : 7,252.28 = 1,324.89 : x
  2. Step 2: Convert to fraction form
    4,834.86/7,252.28 = 1,324.89/x
  3. Step 3: Cross multiply
    4,834.86x = 7,252.28 × 1,324.89
  4. Step 4: Simplify right side
    4,834.86x = 9,608,473.25
  5. Step 5: Solve for x
    x = 9,608,473.25/4,834.86
  6. Step 6: Final answer
    x = 1,987.33

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1.5x scale

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.