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Finding the Third Proportional to 15,583.50 and 34,281.75

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Solution

The third proportional to 15,583.50 and 34,281.75 is: 75,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.50 : 34,281.75 = 34,281.75 : x
  2. Step 2: Convert to fraction form
    15,583.50/34,281.75 = 34,281.75/x
  3. Step 3: Cross multiply
    15,583.50x = 34,281.75 × 34,281.75
  4. Step 4: Simplify right side
    15,583.50x = 1,175,238,383.06
  5. Step 5: Solve for x
    x = 1,175,238,383.06/15,583.50
  6. Step 6: Final answer
    x = 75,415.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.