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Finding the Third Proportional to 119,163,344 and 256,586,658

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Solution

The third proportional to 119,163,344 and 256,586,658 is: 552,491,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,163,344 : 256,586,658 = 256,586,658 : x
  2. Step 2: Convert to fraction form
    119,163,344/256,586,658 = 256,586,658/x
  3. Step 3: Cross multiply
    119,163,344x = 256,586,658 × 256,586,658
  4. Step 4: Simplify right side
    119,163,344x = 65,836,713,063,608,960
  5. Step 5: Solve for x
    x = 65,836,713,063,608,960/119,163,344
  6. Step 6: Final answer
    x = 552,491,318.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.