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Finding the Third Proportional to 8,369,937.56 and 11,846,720.81

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Solution

The third proportional to 8,369,937.56 and 11,846,720.81 is: 16,767,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369,937.56 : 11,846,720.81 = 11,846,720.81 : x
  2. Step 2: Convert to fraction form
    8,369,937.56/11,846,720.81 = 11,846,720.81/x
  3. Step 3: Cross multiply
    8,369,937.56x = 11,846,720.81 × 11,846,720.81
  4. Step 4: Simplify right side
    8,369,937.56x = 140,344,794,009,320.66
  5. Step 5: Solve for x
    x = 140,344,794,009,320.66/8,369,937.56
  6. Step 6: Final answer
    x = 16,767,722.93

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.