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Finding the Third Proportional to 119,768 and 259,470

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Solution

The third proportional to 119,768 and 259,470 is: 562,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,768 : 259,470 = 259,470 : x
  2. Step 2: Convert to fraction form
    119,768/259,470 = 259,470/x
  3. Step 3: Cross multiply
    119,768x = 259,470 × 259,470
  4. Step 4: Simplify right side
    119,768x = 67,324,680,900
  5. Step 5: Solve for x
    x = 67,324,680,900/119,768
  6. Step 6: Final answer
    x = 562,125.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.