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Finding the Fourth Proportional to 5,779.53, 8,667.03 and 2,080.80

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Solution

The fourth proportional to 5,779.53, 8,667.03 and 2,080.80 is: 3,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.53 : 8,667.03 = 2,080.80 : x
  2. Step 2: Convert to fraction form
    5,779.53/8,667.03 = 2,080.80/x
  3. Step 3: Cross multiply
    5,779.53x = 8,667.03 × 2,080.80
  4. Step 4: Simplify right side
    5,779.53x = 18,034,356.02
  5. Step 5: Solve for x
    x = 18,034,356.02/5,779.53
  6. Step 6: Final answer
    x = 3,120.38

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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.