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Finding the Fourth Proportional to 1,943, 2,914.60 and 1,844.58

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Solution

The fourth proportional to 1,943, 2,914.60 and 1,844.58 is: 2,766.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943 : 2,914.60 = 1,844.58 : x
  2. Step 2: Convert to fraction form
    1,943/2,914.60 = 1,844.58/x
  3. Step 3: Cross multiply
    1,943x = 2,914.60 × 1,844.58
  4. Step 4: Simplify right side
    1,943x = 5,376,212.87
  5. Step 5: Solve for x
    x = 5,376,212.87/1,943
  6. Step 6: Final answer
    x = 2,766.96

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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.