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Finding the Fourth Proportional to 1,323.68, 1,825.56 and 1,250.72

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Solution

The fourth proportional to 1,323.68, 1,825.56 and 1,250.72 is: 1,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323.68 : 1,825.56 = 1,250.72 : x
  2. Step 2: Convert to fraction form
    1,323.68/1,825.56 = 1,250.72/x
  3. Step 3: Cross multiply
    1,323.68x = 1,825.56 × 1,250.72
  4. Step 4: Simplify right side
    1,323.68x = 2,283,264.40
  5. Step 5: Solve for x
    x = 2,283,264.40/1,323.68
  6. Step 6: Final answer
    x = 1,724.94

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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.