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Finding the Fourth Proportional to 3,998.16, 5,995.04 and 1,657.52

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Solution

The fourth proportional to 3,998.16, 5,995.04 and 1,657.52 is: 2,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.16 : 5,995.04 = 1,657.52 : x
  2. Step 2: Convert to fraction form
    3,998.16/5,995.04 = 1,657.52/x
  3. Step 3: Cross multiply
    3,998.16x = 5,995.04 × 1,657.52
  4. Step 4: Simplify right side
    3,998.16x = 9,936,898.70
  5. Step 5: Solve for x
    x = 9,936,898.70/3,998.16
  6. Step 6: Final answer
    x = 2,485.37

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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.