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Finding the Third Proportional to 8,584 and 12,584

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Solution

The third proportional to 8,584 and 12,584 is: 18,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584 : 12,584 = 12,584 : x
  2. Step 2: Convert to fraction form
    8,584/12,584 = 12,584/x
  3. Step 3: Cross multiply
    8,584x = 12,584 × 12,584
  4. Step 4: Simplify right side
    8,584x = 158,357,056
  5. Step 5: Solve for x
    x = 158,357,056/8,584
  6. Step 6: Final answer
    x = 18,447.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.