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Finding the Third Proportional to 8,679,792.94 and 18,666,045

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Solution

The third proportional to 8,679,792.94 and 18,666,045 is: 40,141,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,792.94 : 18,666,045 = 18,666,045 : x
  2. Step 2: Convert to fraction form
    8,679,792.94/18,666,045 = 18,666,045/x
  3. Step 3: Cross multiply
    8,679,792.94x = 18,666,045 × 18,666,045
  4. Step 4: Simplify right side
    8,679,792.94x = 348,421,235,942,025
  5. Step 5: Solve for x
    x = 348,421,235,942,025/8,679,792.94
  6. Step 6: Final answer
    x = 40,141,652.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.