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Finding the Fourth Proportional to 17,252.55, 25,878.83 and 17,252.55

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Solution

The fourth proportional to 17,252.55, 25,878.83 and 17,252.55 is: 25,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,252.55 : 25,878.83 = 17,252.55 : x
  2. Step 2: Convert to fraction form
    17,252.55/25,878.83 = 17,252.55/x
  3. Step 3: Cross multiply
    17,252.55x = 25,878.83 × 17,252.55
  4. Step 4: Simplify right side
    17,252.55x = 446,475,722.25
  5. Step 5: Solve for x
    x = 446,475,722.25/17,252.55
  6. Step 6: Final answer
    x = 25,878.83

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1.5x scale

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.