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Finding the Third Proportional to 4,871.75 and 10,503.75

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Solution

The third proportional to 4,871.75 and 10,503.75 is: 22,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.75 : 10,503.75 = 10,503.75 : x
  2. Step 2: Convert to fraction form
    4,871.75/10,503.75 = 10,503.75/x
  3. Step 3: Cross multiply
    4,871.75x = 10,503.75 × 10,503.75
  4. Step 4: Simplify right side
    4,871.75x = 110,328,764.06
  5. Step 5: Solve for x
    x = 110,328,764.06/4,871.75
  6. Step 6: Final answer
    x = 22,646.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.