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Finding the Third Proportional to 4,244.63 and 8,782.88

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Solution

The third proportional to 4,244.63 and 8,782.88 is: 18,173.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,244.63 : 8,782.88 = 8,782.88 : x
  2. Step 2: Convert to fraction form
    4,244.63/8,782.88 = 8,782.88/x
  3. Step 3: Cross multiply
    4,244.63x = 8,782.88 × 8,782.88
  4. Step 4: Simplify right side
    4,244.63x = 77,138,893.27
  5. Step 5: Solve for x
    x = 77,138,893.27/4,244.63
  6. Step 6: Final answer
    x = 18,173.31

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.