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Finding the Third Proportional to 11,651,778 and 17,832,489

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Solution

The third proportional to 11,651,778 and 17,832,489 is: 27,291,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651,778 : 17,832,489 = 17,832,489 : x
  2. Step 2: Convert to fraction form
    11,651,778/17,832,489 = 17,832,489/x
  3. Step 3: Cross multiply
    11,651,778x = 17,832,489 × 17,832,489
  4. Step 4: Simplify right side
    11,651,778x = 317,997,663,935,121
  5. Step 5: Solve for x
    x = 317,997,663,935,121/11,651,778
  6. Step 6: Final answer
    x = 27,291,771.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.