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Finding the Third Proportional to 8,905,962.38 and 19,451,628

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Solution

The third proportional to 8,905,962.38 and 19,451,628 is: 42,484,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,962.38 : 19,451,628 = 19,451,628 : x
  2. Step 2: Convert to fraction form
    8,905,962.38/19,451,628 = 19,451,628/x
  3. Step 3: Cross multiply
    8,905,962.38x = 19,451,628 × 19,451,628
  4. Step 4: Simplify right side
    8,905,962.38x = 378,365,831,850,384
  5. Step 5: Solve for x
    x = 378,365,831,850,384/8,905,962.38
  6. Step 6: Final answer
    x = 42,484,553.15

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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.