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Finding the Third Proportional to 4,246,654.50 and 9,239,778

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Solution

The third proportional to 4,246,654.50 and 9,239,778 is: 20,103,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246,654.50 : 9,239,778 = 9,239,778 : x
  2. Step 2: Convert to fraction form
    4,246,654.50/9,239,778 = 9,239,778/x
  3. Step 3: Cross multiply
    4,246,654.50x = 9,239,778 × 9,239,778
  4. Step 4: Simplify right side
    4,246,654.50x = 85,373,497,489,284
  5. Step 5: Solve for x
    x = 85,373,497,489,284/4,246,654.50
  6. Step 6: Final answer
    x = 20,103,706.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.