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Finding the Third Proportional to 2,253.75 and 4,818.75

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Solution

The third proportional to 2,253.75 and 4,818.75 is: 10,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.75 : 4,818.75 = 4,818.75 : x
  2. Step 2: Convert to fraction form
    2,253.75/4,818.75 = 4,818.75/x
  3. Step 3: Cross multiply
    2,253.75x = 4,818.75 × 4,818.75
  4. Step 4: Simplify right side
    2,253.75x = 23,220,351.56
  5. Step 5: Solve for x
    x = 23,220,351.56/2,253.75
  6. Step 6: Final answer
    x = 10,302.98

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.