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Finding the Fourth Proportional to 1,469.34, 2,027.52 and 880.02

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Solution

The fourth proportional to 1,469.34, 2,027.52 and 880.02 is: 1,214.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.34 : 2,027.52 = 880.02 : x
  2. Step 2: Convert to fraction form
    1,469.34/2,027.52 = 880.02/x
  3. Step 3: Cross multiply
    1,469.34x = 2,027.52 × 880.02
  4. Step 4: Simplify right side
    1,469.34x = 1,784,258.15
  5. Step 5: Solve for x
    x = 1,784,258.15/1,469.34
  6. Step 6: Final answer
    x = 1,214.33

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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.