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Finding the Third Proportional to 239,833 and 346,489

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Solution

The third proportional to 239,833 and 346,489 is: 500,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,833 : 346,489 = 346,489 : x
  2. Step 2: Convert to fraction form
    239,833/346,489 = 346,489/x
  3. Step 3: Cross multiply
    239,833x = 346,489 × 346,489
  4. Step 4: Simplify right side
    239,833x = 120,054,627,121
  5. Step 5: Solve for x
    x = 120,054,627,121/239,833
  6. Step 6: Final answer
    x = 500,575.93

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.