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Finding the Third Proportional to 266,337 and 358,839

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Solution

The third proportional to 266,337 and 358,839 is: 483,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,337 : 358,839 = 358,839 : x
  2. Step 2: Convert to fraction form
    266,337/358,839 = 358,839/x
  3. Step 3: Cross multiply
    266,337x = 358,839 × 358,839
  4. Step 4: Simplify right side
    266,337x = 128,765,427,921
  5. Step 5: Solve for x
    x = 128,765,427,921/266,337
  6. Step 6: Final answer
    x = 483,468.04

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.