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Finding the Fourth Proportional to 5,918.66, 8,879.40 and 2,023.10

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Solution

The fourth proportional to 5,918.66, 8,879.40 and 2,023.10 is: 3,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.66 : 8,879.40 = 2,023.10 : x
  2. Step 2: Convert to fraction form
    5,918.66/8,879.40 = 2,023.10/x
  3. Step 3: Cross multiply
    5,918.66x = 8,879.40 × 2,023.10
  4. Step 4: Simplify right side
    5,918.66x = 17,963,914.14
  5. Step 5: Solve for x
    x = 17,963,914.14/5,918.66
  6. Step 6: Final answer
    x = 3,035.13

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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.