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Finding the Third Proportional to 196,747 and 297,460

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Solution

The third proportional to 196,747 and 297,460 is: 449,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,747 : 297,460 = 297,460 : x
  2. Step 2: Convert to fraction form
    196,747/297,460 = 297,460/x
  3. Step 3: Cross multiply
    196,747x = 297,460 × 297,460
  4. Step 4: Simplify right side
    196,747x = 88,482,451,600
  5. Step 5: Solve for x
    x = 88,482,451,600/196,747
  6. Step 6: Final answer
    x = 449,727.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.