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Finding the Fourth Proportional to 5,918.34, 8,883 and 2,998.68

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Solution

The fourth proportional to 5,918.34, 8,883 and 2,998.68 is: 4,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.34 : 8,883 = 2,998.68 : x
  2. Step 2: Convert to fraction form
    5,918.34/8,883 = 2,998.68/x
  3. Step 3: Cross multiply
    5,918.34x = 8,883 × 2,998.68
  4. Step 4: Simplify right side
    5,918.34x = 26,637,274.44
  5. Step 5: Solve for x
    x = 26,637,274.44/5,918.34
  6. Step 6: Final answer
    x = 4,500.80

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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.