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Finding the Third Proportional to 112,388 and 168,525

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Solution

The third proportional to 112,388 and 168,525 is: 252,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,388 : 168,525 = 168,525 : x
  2. Step 2: Convert to fraction form
    112,388/168,525 = 168,525/x
  3. Step 3: Cross multiply
    112,388x = 168,525 × 168,525
  4. Step 4: Simplify right side
    112,388x = 28,400,675,625
  5. Step 5: Solve for x
    x = 28,400,675,625/112,388
  6. Step 6: Final answer
    x = 252,702.03

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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.