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Finding the Third Proportional to 717,186 and 1,545,022

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Solution

The third proportional to 717,186 and 1,545,022 is: 3,328,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,186 : 1,545,022 = 1,545,022 : x
  2. Step 2: Convert to fraction form
    717,186/1,545,022 = 1,545,022/x
  3. Step 3: Cross multiply
    717,186x = 1,545,022 × 1,545,022
  4. Step 4: Simplify right side
    717,186x = 2,387,092,980,484
  5. Step 5: Solve for x
    x = 2,387,092,980,484/717,186
  6. Step 6: Final answer
    x = 3,328,415.47

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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.