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Finding the Third Proportional to 179,430 and 260,793

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Solution

The third proportional to 179,430 and 260,793 is: 379,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,430 : 260,793 = 260,793 : x
  2. Step 2: Convert to fraction form
    179,430/260,793 = 260,793/x
  3. Step 3: Cross multiply
    179,430x = 260,793 × 260,793
  4. Step 4: Simplify right side
    179,430x = 68,012,988,849
  5. Step 5: Solve for x
    x = 68,012,988,849/179,430
  6. Step 6: Final answer
    x = 379,050.26

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.