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Finding the Third Proportional to 28,909,494 and 62,857,644

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Solution

The third proportional to 28,909,494 and 62,857,644 is: 136,670,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,909,494 : 62,857,644 = 62,857,644 : x
  2. Step 2: Convert to fraction form
    28,909,494/62,857,644 = 62,857,644/x
  3. Step 3: Cross multiply
    28,909,494x = 62,857,644 × 62,857,644
  4. Step 4: Simplify right side
    28,909,494x = 3,951,083,409,230,736
  5. Step 5: Solve for x
    x = 3,951,083,409,230,736/28,909,494
  6. Step 6: Final answer
    x = 136,670,790.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.