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Finding the Third Proportional to 9,780 and 14,671

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Solution

The third proportional to 9,780 and 14,671 is: 22,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780 : 14,671 = 14,671 : x
  2. Step 2: Convert to fraction form
    9,780/14,671 = 14,671/x
  3. Step 3: Cross multiply
    9,780x = 14,671 × 14,671
  4. Step 4: Simplify right side
    9,780x = 215,238,241
  5. Step 5: Solve for x
    x = 215,238,241/9,780
  6. Step 6: Final answer
    x = 22,008.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.