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Finding the Third Proportional to 20,518.88 and 29,339.44

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Solution

The third proportional to 20,518.88 and 29,339.44 is: 41,951.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,518.88 : 29,339.44 = 29,339.44 : x
  2. Step 2: Convert to fraction form
    20,518.88/29,339.44 = 29,339.44/x
  3. Step 3: Cross multiply
    20,518.88x = 29,339.44 × 29,339.44
  4. Step 4: Simplify right side
    20,518.88x = 860,802,592.82
  5. Step 5: Solve for x
    x = 860,802,592.82/20,518.88
  6. Step 6: Final answer
    x = 41,951.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.