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Finding the Third Proportional to 11,778 and 25,702

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Solution

The third proportional to 11,778 and 25,702 is: 56,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778 : 25,702 = 25,702 : x
  2. Step 2: Convert to fraction form
    11,778/25,702 = 25,702/x
  3. Step 3: Cross multiply
    11,778x = 25,702 × 25,702
  4. Step 4: Simplify right side
    11,778x = 660,592,804
  5. Step 5: Solve for x
    x = 660,592,804/11,778
  6. Step 6: Final answer
    x = 56,087.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.