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Finding the Third Proportional to 14,895 and 17,865

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Solution

The third proportional to 14,895 and 17,865 is: 21,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895 : 17,865 = 17,865 : x
  2. Step 2: Convert to fraction form
    14,895/17,865 = 17,865/x
  3. Step 3: Cross multiply
    14,895x = 17,865 × 17,865
  4. Step 4: Simplify right side
    14,895x = 319,158,225
  5. Step 5: Solve for x
    x = 319,158,225/14,895
  6. Step 6: Final answer
    x = 21,427.21

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.