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Finding the Third Proportional to 8,553,286.13 and 17,712,907.88

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Solution

The third proportional to 8,553,286.13 and 17,712,907.88 is: 36,681,469.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553,286.13 : 17,712,907.88 = 17,712,907.88 : x
  2. Step 2: Convert to fraction form
    8,553,286.13/17,712,907.88 = 17,712,907.88/x
  3. Step 3: Cross multiply
    8,553,286.13x = 17,712,907.88 × 17,712,907.88
  4. Step 4: Simplify right side
    8,553,286.13x = 313,747,105,388,237
  5. Step 5: Solve for x
    x = 313,747,105,388,237/8,553,286.13
  6. Step 6: Final answer
    x = 36,681,469.65

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.