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Finding the Third Proportional to 279,495 and 603,249.75

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Solution

The third proportional to 279,495 and 603,249.75 is: 1,302,027.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,495 : 603,249.75 = 603,249.75 : x
  2. Step 2: Convert to fraction form
    279,495/603,249.75 = 603,249.75/x
  3. Step 3: Cross multiply
    279,495x = 603,249.75 × 603,249.75
  4. Step 4: Simplify right side
    279,495x = 363,910,260,875.06
  5. Step 5: Solve for x
    x = 363,910,260,875.06/279,495
  6. Step 6: Final answer
    x = 1,302,027.80

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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.