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Finding the Third Proportional to 5,703.75 and 8,700.75

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Solution

The third proportional to 5,703.75 and 8,700.75 is: 13,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703.75 : 8,700.75 = 8,700.75 : x
  2. Step 2: Convert to fraction form
    5,703.75/8,700.75 = 8,700.75/x
  3. Step 3: Cross multiply
    5,703.75x = 8,700.75 × 8,700.75
  4. Step 4: Simplify right side
    5,703.75x = 75,703,050.56
  5. Step 5: Solve for x
    x = 75,703,050.56/5,703.75
  6. Step 6: Final answer
    x = 13,272.51

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.