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Finding the Third Proportional to 4,600,320 and 9,982,560

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Solution

The third proportional to 4,600,320 and 9,982,560 is: 21,661,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600,320 : 9,982,560 = 9,982,560 : x
  2. Step 2: Convert to fraction form
    4,600,320/9,982,560 = 9,982,560/x
  3. Step 3: Cross multiply
    4,600,320x = 9,982,560 × 9,982,560
  4. Step 4: Simplify right side
    4,600,320x = 99,651,504,153,600
  5. Step 5: Solve for x
    x = 99,651,504,153,600/4,600,320
  6. Step 6: Final answer
    x = 21,661,863.56

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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.