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Finding the Third Proportional to 3,577.50 and 8,358.75

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Solution

The third proportional to 3,577.50 and 8,358.75 is: 19,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.50 : 8,358.75 = 8,358.75 : x
  2. Step 2: Convert to fraction form
    3,577.50/8,358.75 = 8,358.75/x
  3. Step 3: Cross multiply
    3,577.50x = 8,358.75 × 8,358.75
  4. Step 4: Simplify right side
    3,577.50x = 69,868,701.56
  5. Step 5: Solve for x
    x = 69,868,701.56/3,577.50
  6. Step 6: Final answer
    x = 19,530.04

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.