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Finding the Third Proportional to 3,098,989.13 and 6,695,930.81

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Solution

The third proportional to 3,098,989.13 and 6,695,930.81 is: 14,467,778.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,989.13 : 6,695,930.81 = 6,695,930.81 : x
  2. Step 2: Convert to fraction form
    3,098,989.13/6,695,930.81 = 6,695,930.81/x
  3. Step 3: Cross multiply
    3,098,989.13x = 6,695,930.81 × 6,695,930.81
  4. Step 4: Simplify right side
    3,098,989.13x = 44,835,489,445,786.91
  5. Step 5: Solve for x
    x = 44,835,489,445,786.91/3,098,989.13
  6. Step 6: Final answer
    x = 14,467,778.89

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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.