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Finding the Third Proportional to 567,615.50 and 853,815.50

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Solution

The third proportional to 567,615.50 and 853,815.50 is: 1,284,321.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,615.50 : 853,815.50 = 853,815.50 : x
  2. Step 2: Convert to fraction form
    567,615.50/853,815.50 = 853,815.50/x
  3. Step 3: Cross multiply
    567,615.50x = 853,815.50 × 853,815.50
  4. Step 4: Simplify right side
    567,615.50x = 729,000,908,040.25
  5. Step 5: Solve for x
    x = 729,000,908,040.25/567,615.50
  6. Step 6: Final answer
    x = 1,284,321.71

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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.