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Finding the Fourth Proportional to 1,250.14, 1,873.74 and 940.99

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Solution

The fourth proportional to 1,250.14, 1,873.74 and 940.99 is: 1,410.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.14 : 1,873.74 = 940.99 : x
  2. Step 2: Convert to fraction form
    1,250.14/1,873.74 = 940.99/x
  3. Step 3: Cross multiply
    1,250.14x = 1,873.74 × 940.99
  4. Step 4: Simplify right side
    1,250.14x = 1,763,162.39
  5. Step 5: Solve for x
    x = 1,763,162.39/1,250.14
  6. Step 6: Final answer
    x = 1,410.37

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Why These Related Problems?

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