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Finding the Third Proportional to 246,630 and 530,691

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Solution

The third proportional to 246,630 and 530,691 is: 1,141,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,630 : 530,691 = 530,691 : x
  2. Step 2: Convert to fraction form
    246,630/530,691 = 530,691/x
  3. Step 3: Cross multiply
    246,630x = 530,691 × 530,691
  4. Step 4: Simplify right side
    246,630x = 281,632,937,481
  5. Step 5: Solve for x
    x = 281,632,937,481/246,630
  6. Step 6: Final answer
    x = 1,141,924.90

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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.