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Finding the Fourth Proportional to 2,993.41, 4,130.91 and 1,734.71

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Solution

The fourth proportional to 2,993.41, 4,130.91 and 1,734.71 is: 2,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.41 : 4,130.91 = 1,734.71 : x
  2. Step 2: Convert to fraction form
    2,993.41/4,130.91 = 1,734.71/x
  3. Step 3: Cross multiply
    2,993.41x = 4,130.91 × 1,734.71
  4. Step 4: Simplify right side
    2,993.41x = 7,165,905.89
  5. Step 5: Solve for x
    x = 7,165,905.89/2,993.41
  6. Step 6: Final answer
    x = 2,393.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.