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Finding the Third Proportional to 112,126 and 178,304

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Solution

The third proportional to 112,126 and 178,304 is: 283,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,126 : 178,304 = 178,304 : x
  2. Step 2: Convert to fraction form
    112,126/178,304 = 178,304/x
  3. Step 3: Cross multiply
    112,126x = 178,304 × 178,304
  4. Step 4: Simplify right side
    112,126x = 31,792,316,416
  5. Step 5: Solve for x
    x = 31,792,316,416/112,126
  6. Step 6: Final answer
    x = 283,540.98

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.