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Finding the Fourth Proportional to 4,763.53, 6,576.87 and 2,973.73

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Solution

The fourth proportional to 4,763.53, 6,576.87 and 2,973.73 is: 4,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.53 : 6,576.87 = 2,973.73 : x
  2. Step 2: Convert to fraction form
    4,763.53/6,576.87 = 2,973.73/x
  3. Step 3: Cross multiply
    4,763.53x = 6,576.87 × 2,973.73
  4. Step 4: Simplify right side
    4,763.53x = 19,557,843.06
  5. Step 5: Solve for x
    x = 19,557,843.06/4,763.53
  6. Step 6: Final answer
    x = 4,105.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.