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Finding the Fourth Proportional to 2,358.98, 3,255.54 and 1,364.52

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Solution

The fourth proportional to 2,358.98, 3,255.54 and 1,364.52 is: 1,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.98 : 3,255.54 = 1,364.52 : x
  2. Step 2: Convert to fraction form
    2,358.98/3,255.54 = 1,364.52/x
  3. Step 3: Cross multiply
    2,358.98x = 3,255.54 × 1,364.52
  4. Step 4: Simplify right side
    2,358.98x = 4,442,249.44
  5. Step 5: Solve for x
    x = 4,442,249.44/2,358.98
  6. Step 6: Final answer
    x = 1,883.12

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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.