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Finding the Third Proportional to 285,800.25 and 603,676.50

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Solution

The third proportional to 285,800.25 and 603,676.50 is: 1,275,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,800.25 : 603,676.50 = 603,676.50 : x
  2. Step 2: Convert to fraction form
    285,800.25/603,676.50 = 603,676.50/x
  3. Step 3: Cross multiply
    285,800.25x = 603,676.50 × 603,676.50
  4. Step 4: Simplify right side
    285,800.25x = 364,425,316,652.25
  5. Step 5: Solve for x
    x = 364,425,316,652.25/285,800.25
  6. Step 6: Final answer
    x = 1,275,104.96

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.