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Finding the Third Proportional to 453,466.50 and 988,579.50

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Solution

The third proportional to 453,466.50 and 988,579.50 is: 2,155,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,466.50 : 988,579.50 = 988,579.50 : x
  2. Step 2: Convert to fraction form
    453,466.50/988,579.50 = 988,579.50/x
  3. Step 3: Cross multiply
    453,466.50x = 988,579.50 × 988,579.50
  4. Step 4: Simplify right side
    453,466.50x = 977,289,427,820.25
  5. Step 5: Solve for x
    x = 977,289,427,820.25/453,466.50
  6. Step 6: Final answer
    x = 2,155,152.43

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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.