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Finding the Third Proportional to 228,408 and 348,006

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Solution

The third proportional to 228,408 and 348,006 is: 530,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,408 : 348,006 = 348,006 : x
  2. Step 2: Convert to fraction form
    228,408/348,006 = 348,006/x
  3. Step 3: Cross multiply
    228,408x = 348,006 × 348,006
  4. Step 4: Simplify right side
    228,408x = 121,108,176,036
  5. Step 5: Solve for x
    x = 121,108,176,036/228,408
  6. Step 6: Final answer
    x = 530,227.38

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.