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Finding the Fourth Proportional to 5,079.35, 7,614.02 and 2,968.29

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Solution

The fourth proportional to 5,079.35, 7,614.02 and 2,968.29 is: 4,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.35 : 7,614.02 = 2,968.29 : x
  2. Step 2: Convert to fraction form
    5,079.35/7,614.02 = 2,968.29/x
  3. Step 3: Cross multiply
    5,079.35x = 7,614.02 × 2,968.29
  4. Step 4: Simplify right side
    5,079.35x = 22,600,655.40
  5. Step 5: Solve for x
    x = 22,600,655.40/5,079.35
  6. Step 6: Final answer
    x = 4,449.52

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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.