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Finding the Third Proportional to 717,181 and 1,545,013

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Solution

The third proportional to 717,181 and 1,545,013 is: 3,328,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,181 : 1,545,013 = 1,545,013 : x
  2. Step 2: Convert to fraction form
    717,181/1,545,013 = 1,545,013/x
  3. Step 3: Cross multiply
    717,181x = 1,545,013 × 1,545,013
  4. Step 4: Simplify right side
    717,181x = 2,387,065,170,169
  5. Step 5: Solve for x
    x = 2,387,065,170,169/717,181
  6. Step 6: Final answer
    x = 3,328,399.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.