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Finding the Fourth Proportional to 5,272.04, 7,901.97 and 1,983.03

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Solution

The fourth proportional to 5,272.04, 7,901.97 and 1,983.03 is: 2,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.04 : 7,901.97 = 1,983.03 : x
  2. Step 2: Convert to fraction form
    5,272.04/7,901.97 = 1,983.03/x
  3. Step 3: Cross multiply
    5,272.04x = 7,901.97 × 1,983.03
  4. Step 4: Simplify right side
    5,272.04x = 15,669,843.57
  5. Step 5: Solve for x
    x = 15,669,843.57/5,272.04
  6. Step 6: Final answer
    x = 2,972.25

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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.