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Finding the Third Proportional to 230,870 and 360,885

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Solution

The third proportional to 230,870 and 360,885 is: 564,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,870 : 360,885 = 360,885 : x
  2. Step 2: Convert to fraction form
    230,870/360,885 = 360,885/x
  3. Step 3: Cross multiply
    230,870x = 360,885 × 360,885
  4. Step 4: Simplify right side
    230,870x = 130,237,983,225
  5. Step 5: Solve for x
    x = 130,237,983,225/230,870
  6. Step 6: Final answer
    x = 564,118.26

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.