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Finding the Fourth Proportional to 7,008.80, 10,494.97 and 6,801.03

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Solution

The fourth proportional to 7,008.80, 10,494.97 and 6,801.03 is: 10,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.80 : 10,494.97 = 6,801.03 : x
  2. Step 2: Convert to fraction form
    7,008.80/10,494.97 = 6,801.03/x
  3. Step 3: Cross multiply
    7,008.80x = 10,494.97 × 6,801.03
  4. Step 4: Simplify right side
    7,008.80x = 71,376,588.82
  5. Step 5: Solve for x
    x = 71,376,588.82/7,008.80
  6. Step 6: Final answer
    x = 10,183.86

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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.