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Finding the Third Proportional to 671,600 and 1,451,455

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Solution

The third proportional to 671,600 and 1,451,455 is: 3,136,869.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,600 : 1,451,455 = 1,451,455 : x
  2. Step 2: Convert to fraction form
    671,600/1,451,455 = 1,451,455/x
  3. Step 3: Cross multiply
    671,600x = 1,451,455 × 1,451,455
  4. Step 4: Simplify right side
    671,600x = 2,106,721,617,025
  5. Step 5: Solve for x
    x = 2,106,721,617,025/671,600
  6. Step 6: Final answer
    x = 3,136,869.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.