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Finding the Fourth Proportional to 5,775.74, 8,656.43 and 2,652.44

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Solution

The fourth proportional to 5,775.74, 8,656.43 and 2,652.44 is: 3,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.74 : 8,656.43 = 2,652.44 : x
  2. Step 2: Convert to fraction form
    5,775.74/8,656.43 = 2,652.44/x
  3. Step 3: Cross multiply
    5,775.74x = 8,656.43 × 2,652.44
  4. Step 4: Simplify right side
    5,775.74x = 22,960,617.91
  5. Step 5: Solve for x
    x = 22,960,617.91/5,775.74
  6. Step 6: Final answer
    x = 3,975.36

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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.