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Finding the Third Proportional to 207,316,908 and 479,951,378

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Solution

The third proportional to 207,316,908 and 479,951,378 is: 1,111,116,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,316,908 : 479,951,378 = 479,951,378 : x
  2. Step 2: Convert to fraction form
    207,316,908/479,951,378 = 479,951,378/x
  3. Step 3: Cross multiply
    207,316,908x = 479,951,378 × 479,951,378
  4. Step 4: Simplify right side
    207,316,908x = 230,353,325,244,098,880
  5. Step 5: Solve for x
    x = 230,353,325,244,098,880/207,316,908
  6. Step 6: Final answer
    x = 1,111,116,924.65

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.