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Finding the Fourth Proportional to 1,333.02, 1,839.54 and 743.52

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Solution

The fourth proportional to 1,333.02, 1,839.54 and 743.52 is: 1,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.02 : 1,839.54 = 743.52 : x
  2. Step 2: Convert to fraction form
    1,333.02/1,839.54 = 743.52/x
  3. Step 3: Cross multiply
    1,333.02x = 1,839.54 × 743.52
  4. Step 4: Simplify right side
    1,333.02x = 1,367,734.78
  5. Step 5: Solve for x
    x = 1,367,734.78/1,333.02
  6. Step 6: Final answer
    x = 1,026.04

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