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Finding the Third Proportional to 21,001,122 and 45,587,466

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Solution

The third proportional to 21,001,122 and 45,587,466 is: 98,957,429.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,001,122 : 45,587,466 = 45,587,466 : x
  2. Step 2: Convert to fraction form
    21,001,122/45,587,466 = 45,587,466/x
  3. Step 3: Cross multiply
    21,001,122x = 45,587,466 × 45,587,466
  4. Step 4: Simplify right side
    21,001,122x = 2,078,217,056,301,156
  5. Step 5: Solve for x
    x = 2,078,217,056,301,156/21,001,122
  6. Step 6: Final answer
    x = 98,957,429.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.