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Finding the Fourth Proportional to 5,773.67, 8,659.65 and 2,076.20

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Solution

The fourth proportional to 5,773.67, 8,659.65 and 2,076.20 is: 3,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.67 : 8,659.65 = 2,076.20 : x
  2. Step 2: Convert to fraction form
    5,773.67/8,659.65 = 2,076.20/x
  3. Step 3: Cross multiply
    5,773.67x = 8,659.65 × 2,076.20
  4. Step 4: Simplify right side
    5,773.67x = 17,979,165.33
  5. Step 5: Solve for x
    x = 17,979,165.33/5,773.67
  6. Step 6: Final answer
    x = 3,113.99

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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.