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Finding the Third Proportional to 717,800 and 1,554,496

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Solution

The third proportional to 717,800 and 1,554,496 is: 3,366,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,800 : 1,554,496 = 1,554,496 : x
  2. Step 2: Convert to fraction form
    717,800/1,554,496 = 1,554,496/x
  3. Step 3: Cross multiply
    717,800x = 1,554,496 × 1,554,496
  4. Step 4: Simplify right side
    717,800x = 2,416,457,814,016
  5. Step 5: Solve for x
    x = 2,416,457,814,016/717,800
  6. Step 6: Final answer
    x = 3,366,477.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.