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Finding the Third Proportional to 453,500 and 988,652

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Solution

The third proportional to 453,500 and 988,652 is: 2,155,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,500 : 988,652 = 988,652 : x
  2. Step 2: Convert to fraction form
    453,500/988,652 = 988,652/x
  3. Step 3: Cross multiply
    453,500x = 988,652 × 988,652
  4. Step 4: Simplify right side
    453,500x = 977,432,777,104
  5. Step 5: Solve for x
    x = 977,432,777,104/453,500
  6. Step 6: Final answer
    x = 2,155,309.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.