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Finding the Fourth Proportional to 1,754.28, 2,630.52 and 713.52

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Solution

The fourth proportional to 1,754.28, 2,630.52 and 713.52 is: 1,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.28 : 2,630.52 = 713.52 : x
  2. Step 2: Convert to fraction form
    1,754.28/2,630.52 = 713.52/x
  3. Step 3: Cross multiply
    1,754.28x = 2,630.52 × 713.52
  4. Step 4: Simplify right side
    1,754.28x = 1,876,928.63
  5. Step 5: Solve for x
    x = 1,876,928.63/1,754.28
  6. Step 6: Final answer
    x = 1,069.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.