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Finding the Third Proportional to 160,508 and 254,379

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Solution

The third proportional to 160,508 and 254,379 is: 403,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,508 : 254,379 = 254,379 : x
  2. Step 2: Convert to fraction form
    160,508/254,379 = 254,379/x
  3. Step 3: Cross multiply
    160,508x = 254,379 × 254,379
  4. Step 4: Simplify right side
    160,508x = 64,708,675,641
  5. Step 5: Solve for x
    x = 64,708,675,641/160,508
  6. Step 6: Final answer
    x = 403,149.22

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.