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Finding the Third Proportional to 8,757 and 13,864.50

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Solution

The third proportional to 8,757 and 13,864.50 is: 21,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757 : 13,864.50 = 13,864.50 : x
  2. Step 2: Convert to fraction form
    8,757/13,864.50 = 13,864.50/x
  3. Step 3: Cross multiply
    8,757x = 13,864.50 × 13,864.50
  4. Step 4: Simplify right side
    8,757x = 192,224,360.25
  5. Step 5: Solve for x
    x = 192,224,360.25/8,757
  6. Step 6: Final answer
    x = 21,950.94

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.