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Finding the Fourth Proportional to 3,972.83, 5,958.97 and 1,051.07

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Solution

The fourth proportional to 3,972.83, 5,958.97 and 1,051.07 is: 1,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.83 : 5,958.97 = 1,051.07 : x
  2. Step 2: Convert to fraction form
    3,972.83/5,958.97 = 1,051.07/x
  3. Step 3: Cross multiply
    3,972.83x = 5,958.97 × 1,051.07
  4. Step 4: Simplify right side
    3,972.83x = 6,263,289.34
  5. Step 5: Solve for x
    x = 6,263,289.34/3,972.83
  6. Step 6: Final answer
    x = 1,576.53

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1.5x scale

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.