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Finding the Third Proportional to 281,344 and 610,748

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Solution

The third proportional to 281,344 and 610,748 is: 1,325,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,344 : 610,748 = 610,748 : x
  2. Step 2: Convert to fraction form
    281,344/610,748 = 610,748/x
  3. Step 3: Cross multiply
    281,344x = 610,748 × 610,748
  4. Step 4: Simplify right side
    281,344x = 373,013,119,504
  5. Step 5: Solve for x
    x = 373,013,119,504/281,344
  6. Step 6: Final answer
    x = 1,325,825.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.