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Finding the Fourth Proportional to 6,981.44, 10,472.16 and 2,051.10

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Solution

The fourth proportional to 6,981.44, 10,472.16 and 2,051.10 is: 3,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.44 : 10,472.16 = 2,051.10 : x
  2. Step 2: Convert to fraction form
    6,981.44/10,472.16 = 2,051.10/x
  3. Step 3: Cross multiply
    6,981.44x = 10,472.16 × 2,051.10
  4. Step 4: Simplify right side
    6,981.44x = 21,479,447.38
  5. Step 5: Solve for x
    x = 21,479,447.38/6,981.44
  6. Step 6: Final answer
    x = 3,076.65

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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.