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Finding the Fourth Proportional to 4,757.01, 7,133.51 and 1,425.73

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Solution

The fourth proportional to 4,757.01, 7,133.51 and 1,425.73 is: 2,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.01 : 7,133.51 = 1,425.73 : x
  2. Step 2: Convert to fraction form
    4,757.01/7,133.51 = 1,425.73/x
  3. Step 3: Cross multiply
    4,757.01x = 7,133.51 × 1,425.73
  4. Step 4: Simplify right side
    4,757.01x = 10,170,473.48
  5. Step 5: Solve for x
    x = 10,170,473.48/4,757.01
  6. Step 6: Final answer
    x = 2,138.00

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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.