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Finding the Third Proportional to 12,442.50 and 24,255

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Solution

The third proportional to 12,442.50 and 24,255 is: 47,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.50 : 24,255 = 24,255 : x
  2. Step 2: Convert to fraction form
    12,442.50/24,255 = 24,255/x
  3. Step 3: Cross multiply
    12,442.50x = 24,255 × 24,255
  4. Step 4: Simplify right side
    12,442.50x = 588,305,025
  5. Step 5: Solve for x
    x = 588,305,025/12,442.50
  6. Step 6: Final answer
    x = 47,281.90

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.