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Finding the Fourth Proportional to 5,918.88, 8,875.80 and 2,023.68

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Solution

The fourth proportional to 5,918.88, 8,875.80 and 2,023.68 is: 3,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.88 : 8,875.80 = 2,023.68 : x
  2. Step 2: Convert to fraction form
    5,918.88/8,875.80 = 2,023.68/x
  3. Step 3: Cross multiply
    5,918.88x = 8,875.80 × 2,023.68
  4. Step 4: Simplify right side
    5,918.88x = 17,961,778.94
  5. Step 5: Solve for x
    x = 17,961,778.94/5,918.88
  6. Step 6: Final answer
    x = 3,034.66

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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.