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Finding the Third Proportional to 58,647,856 and 128,834,324

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Solution

The third proportional to 58,647,856 and 128,834,324 is: 283,016,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,647,856 : 128,834,324 = 128,834,324 : x
  2. Step 2: Convert to fraction form
    58,647,856/128,834,324 = 128,834,324/x
  3. Step 3: Cross multiply
    58,647,856x = 128,834,324 × 128,834,324
  4. Step 4: Simplify right side
    58,647,856x = 16,598,283,040,536,976
  5. Step 5: Solve for x
    x = 16,598,283,040,536,976/58,647,856
  6. Step 6: Final answer
    x = 283,016,024.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.