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Finding the Fourth Proportional to 5,948.98, 8,920.23 and 3,028.66

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Solution

The fourth proportional to 5,948.98, 8,920.23 and 3,028.66 is: 4,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,948.98 : 8,920.23 = 3,028.66 : x
  2. Step 2: Convert to fraction form
    5,948.98/8,920.23 = 3,028.66/x
  3. Step 3: Cross multiply
    5,948.98x = 8,920.23 × 3,028.66
  4. Step 4: Simplify right side
    5,948.98x = 27,016,343.79
  5. Step 5: Solve for x
    x = 27,016,343.79/5,948.98
  6. Step 6: Final answer
    x = 4,541.34

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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.