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Finding the Third Proportional to 8,798,859 and 12,883,288.50

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Solution

The third proportional to 8,798,859 and 12,883,288.50 is: 18,863,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798,859 : 12,883,288.50 = 12,883,288.50 : x
  2. Step 2: Convert to fraction form
    8,798,859/12,883,288.50 = 12,883,288.50/x
  3. Step 3: Cross multiply
    8,798,859x = 12,883,288.50 × 12,883,288.50
  4. Step 4: Simplify right side
    8,798,859x = 165,979,122,574,232.25
  5. Step 5: Solve for x
    x = 165,979,122,574,232.25/8,798,859
  6. Step 6: Final answer
    x = 18,863,709.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.