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Finding the Third Proportional to 52,389 and 110,988

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Solution

The third proportional to 52,389 and 110,988 is: 235,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,389 : 110,988 = 110,988 : x
  2. Step 2: Convert to fraction form
    52,389/110,988 = 110,988/x
  3. Step 3: Cross multiply
    52,389x = 110,988 × 110,988
  4. Step 4: Simplify right side
    52,389x = 12,318,336,144
  5. Step 5: Solve for x
    x = 12,318,336,144/52,389
  6. Step 6: Final answer
    x = 235,132.11

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.