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Finding the Third Proportional to 8,871.50 and 14,785

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Solution

The third proportional to 8,871.50 and 14,785 is: 24,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.50 : 14,785 = 14,785 : x
  2. Step 2: Convert to fraction form
    8,871.50/14,785 = 14,785/x
  3. Step 3: Cross multiply
    8,871.50x = 14,785 × 14,785
  4. Step 4: Simplify right side
    8,871.50x = 218,596,225
  5. Step 5: Solve for x
    x = 218,596,225/8,871.50
  6. Step 6: Final answer
    x = 24,640.28

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.