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Finding the Third Proportional to 18,894,856.50 and 28,337,361.75

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Solution

The third proportional to 18,894,856.50 and 28,337,361.75 is: 42,498,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,856.50 : 28,337,361.75 = 28,337,361.75 : x
  2. Step 2: Convert to fraction form
    18,894,856.50/28,337,361.75 = 28,337,361.75/x
  3. Step 3: Cross multiply
    18,894,856.50x = 28,337,361.75 × 28,337,361.75
  4. Step 4: Simplify right side
    18,894,856.50x = 803,006,070,950,363
  5. Step 5: Solve for x
    x = 803,006,070,950,363/18,894,856.50
  6. Step 6: Final answer
    x = 42,498,659.41

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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.