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Finding the Third Proportional to 306,069 and 465,873

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Solution

The third proportional to 306,069 and 465,873 is: 709,113.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,069 : 465,873 = 465,873 : x
  2. Step 2: Convert to fraction form
    306,069/465,873 = 465,873/x
  3. Step 3: Cross multiply
    306,069x = 465,873 × 465,873
  4. Step 4: Simplify right side
    306,069x = 217,037,652,129
  5. Step 5: Solve for x
    x = 217,037,652,129/306,069
  6. Step 6: Final answer
    x = 709,113.47

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.