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Finding the Third Proportional to 12,358 and 18,125

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Solution

The third proportional to 12,358 and 18,125 is: 26,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358 : 18,125 = 18,125 : x
  2. Step 2: Convert to fraction form
    12,358/18,125 = 18,125/x
  3. Step 3: Cross multiply
    12,358x = 18,125 × 18,125
  4. Step 4: Simplify right side
    12,358x = 328,515,625
  5. Step 5: Solve for x
    x = 328,515,625/12,358
  6. Step 6: Final answer
    x = 26,583.24

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.