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Finding the Fourth Proportional to 5,329.38, 7,994.07 and 2,865.36

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Solution

The fourth proportional to 5,329.38, 7,994.07 and 2,865.36 is: 4,298.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.38 : 7,994.07 = 2,865.36 : x
  2. Step 2: Convert to fraction form
    5,329.38/7,994.07 = 2,865.36/x
  3. Step 3: Cross multiply
    5,329.38x = 7,994.07 × 2,865.36
  4. Step 4: Simplify right side
    5,329.38x = 22,905,865.37
  5. Step 5: Solve for x
    x = 22,905,865.37/5,329.38
  6. Step 6: Final answer
    x = 4,298.04

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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.