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Finding the Third Proportional to 379,091.63 and 568,815.75

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Solution

The third proportional to 379,091.63 and 568,815.75 is: 853,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,091.63 : 568,815.75 = 568,815.75 : x
  2. Step 2: Convert to fraction form
    379,091.63/568,815.75 = 568,815.75/x
  3. Step 3: Cross multiply
    379,091.63x = 568,815.75 × 568,815.75
  4. Step 4: Simplify right side
    379,091.63x = 323,551,357,448.06
  5. Step 5: Solve for x
    x = 323,551,357,448.06/379,091.63
  6. Step 6: Final answer
    x = 853,491.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.