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Finding the Fourth Proportional to 1,996.32, 2,751.04 and 1,499.52

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Solution

The fourth proportional to 1,996.32, 2,751.04 and 1,499.52 is: 2,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.32 : 2,751.04 = 1,499.52 : x
  2. Step 2: Convert to fraction form
    1,996.32/2,751.04 = 1,499.52/x
  3. Step 3: Cross multiply
    1,996.32x = 2,751.04 × 1,499.52
  4. Step 4: Simplify right side
    1,996.32x = 4,125,239.50
  5. Step 5: Solve for x
    x = 4,125,239.50/1,996.32
  6. Step 6: Final answer
    x = 2,066.42

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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.