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Finding the Third Proportional to 2,202.75 and 4,666.50

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Solution

The third proportional to 2,202.75 and 4,666.50 is: 9,885.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.75 : 4,666.50 = 4,666.50 : x
  2. Step 2: Convert to fraction form
    2,202.75/4,666.50 = 4,666.50/x
  3. Step 3: Cross multiply
    2,202.75x = 4,666.50 × 4,666.50
  4. Step 4: Simplify right side
    2,202.75x = 21,776,222.25
  5. Step 5: Solve for x
    x = 21,776,222.25/2,202.75
  6. Step 6: Final answer
    x = 9,885.93

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.