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Finding the Third Proportional to 8,088 and 10,921

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Solution

The third proportional to 8,088 and 10,921 is: 14,746.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088 : 10,921 = 10,921 : x
  2. Step 2: Convert to fraction form
    8,088/10,921 = 10,921/x
  3. Step 3: Cross multiply
    8,088x = 10,921 × 10,921
  4. Step 4: Simplify right side
    8,088x = 119,268,241
  5. Step 5: Solve for x
    x = 119,268,241/8,088
  6. Step 6: Final answer
    x = 14,746.32

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.