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Finding the Fourth Proportional to 2,358.83, 3,255.36 and 1,414.65

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Solution

The fourth proportional to 2,358.83, 3,255.36 and 1,414.65 is: 1,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.83 : 3,255.36 = 1,414.65 : x
  2. Step 2: Convert to fraction form
    2,358.83/3,255.36 = 1,414.65/x
  3. Step 3: Cross multiply
    2,358.83x = 3,255.36 × 1,414.65
  4. Step 4: Simplify right side
    2,358.83x = 4,605,201.13
  5. Step 5: Solve for x
    x = 4,605,201.13/2,358.83
  6. Step 6: Final answer
    x = 1,952.33

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1.5x scale

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.