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Finding the Third Proportional to 338,039 and 506,008

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Solution

The third proportional to 338,039 and 506,008 is: 757,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,039 : 506,008 = 506,008 : x
  2. Step 2: Convert to fraction form
    338,039/506,008 = 506,008/x
  3. Step 3: Cross multiply
    338,039x = 506,008 × 506,008
  4. Step 4: Simplify right side
    338,039x = 256,044,096,064
  5. Step 5: Solve for x
    x = 256,044,096,064/338,039
  6. Step 6: Final answer
    x = 757,439.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.