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Finding the Third Proportional to 770,190 and 1,717,468

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Solution

The third proportional to 770,190 and 1,717,468 is: 3,829,829.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,190 : 1,717,468 = 1,717,468 : x
  2. Step 2: Convert to fraction form
    770,190/1,717,468 = 1,717,468/x
  3. Step 3: Cross multiply
    770,190x = 1,717,468 × 1,717,468
  4. Step 4: Simplify right side
    770,190x = 2,949,696,331,024
  5. Step 5: Solve for x
    x = 2,949,696,331,024/770,190
  6. Step 6: Final answer
    x = 3,829,829.43

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.