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Finding the Third Proportional to 440,046 and 664,281

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Solution

The third proportional to 440,046 and 664,281 is: 1,002,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,046 : 664,281 = 664,281 : x
  2. Step 2: Convert to fraction form
    440,046/664,281 = 664,281/x
  3. Step 3: Cross multiply
    440,046x = 664,281 × 664,281
  4. Step 4: Simplify right side
    440,046x = 441,269,246,961
  5. Step 5: Solve for x
    x = 441,269,246,961/440,046
  6. Step 6: Final answer
    x = 1,002,779.82

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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.