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Finding the Third Proportional to 231,664 and 500,018

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Solution

The third proportional to 231,664 and 500,018 is: 1,079,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,664 : 500,018 = 500,018 : x
  2. Step 2: Convert to fraction form
    231,664/500,018 = 500,018/x
  3. Step 3: Cross multiply
    231,664x = 500,018 × 500,018
  4. Step 4: Simplify right side
    231,664x = 250,018,000,324
  5. Step 5: Solve for x
    x = 250,018,000,324/231,664
  6. Step 6: Final answer
    x = 1,079,226.81

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.