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Finding the Fourth Proportional to 1,736.01, 2,395.46 and 979.71

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Solution

The fourth proportional to 1,736.01, 2,395.46 and 979.71 is: 1,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.01 : 2,395.46 = 979.71 : x
  2. Step 2: Convert to fraction form
    1,736.01/2,395.46 = 979.71/x
  3. Step 3: Cross multiply
    1,736.01x = 2,395.46 × 979.71
  4. Step 4: Simplify right side
    1,736.01x = 2,346,851.22
  5. Step 5: Solve for x
    x = 2,346,851.22/1,736.01
  6. Step 6: Final answer
    x = 1,351.87

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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.