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Finding the Fourth Proportional to 5,079.41, 7,008.82 and 2,983.13

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Solution

The fourth proportional to 5,079.41, 7,008.82 and 2,983.13 is: 4,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.41 : 7,008.82 = 2,983.13 : x
  2. Step 2: Convert to fraction form
    5,079.41/7,008.82 = 2,983.13/x
  3. Step 3: Cross multiply
    5,079.41x = 7,008.82 × 2,983.13
  4. Step 4: Simplify right side
    5,079.41x = 20,908,178.70
  5. Step 5: Solve for x
    x = 20,908,178.70/5,079.41
  6. Step 6: Final answer
    x = 4,116.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.